Abstract: A method for measuring drop time of a control rod cluster integrated with a rod position measurement device is provided, wherein the method is used to measure the drop time of each control rod cluster, and includes: Si, monitoring a voltage Ua of coils in Group A to capture a rod cluster drop signal; S2, searching a point (tmax, Vmax) with a maximum drop speed or with a local maximum drop speed; S3, retroactively calculating, from tmax, an end of a time period T4 when the control rod cluster starts to drop; S4, retroactively searching, from a minimum value point of a drop reference signal DROPref, a start of the time period T4 when the drop reference signal DROPref drops from a maximum value to 33% thereof; and S5, determining, from tmax forward, a time point t6 when a drop speed of the control rod cluster is lower than 0.

Abstract: A covered stent (100) includes a first wave ring (20) provided on at least one end of the covered stent (100), wherein the first wave ring (20) is formed of braided wires by means of braiding; each of the braided wires has wire heads (21) and a wire rod (22), with the wire heads (21) being located at two ends of the wire rod (22); and the wire heads (21) of the braided wire are wound around the adjacent wire rod (22); and the covered stent (100) further includes a limiting unit (40), with the limiting unit (40) being arranged on the wire head (21) and the wire rod (22) adjacent to the wire head (21), and the limiting unit (40) limiting the range of axial and/or radial movement of the wire head (21) relative to the wire rod (22).

Abstract: Disclosed are an electrochromic element, device, and product, and a manufacturing method therefor. The electrochromic device (7) comprises: an electrochromic yarn (6), an ion storage yarn (18), and a power source (8), wherein the electrochromic yarn (6) contains a first flexible conductive yarn (5) and an electrochromic layer (4) coated on a surface layer of the first flexible conductive yarn (5); the ion storage yarn (18) contains a second flexible conductive yarn (1) and an ion storage layer (17) coated on a surface layer of the second flexible conductive yarn (1); and the first flexible conductive yarn (5) is electrically connected to a negative electrode of the power source (8), and the second flexible conductive yarn (1) is electrically connected to a positive electrode of the power source (8). The electrochromic device (7) can achieve a clear color development effect and make an electrochromic material have a good fastness.

Abstract: A flow guide apparatus includes a columnar flow guide portion, a plurality of connection portions and a loop portion. The columnar flow guide portion includes a first surface and a second surface that are perpendicular to a thickness direction thereof, and a blind hole formed in the second surface. A center line of the columnar flow guide portion is parallel to the thickness direction thereof. The plurality of connection portions are arranged at intervals and are at least connected with an edge of the second surface of the columnar flow guide portion. The loop portion is connected with the plurality of connection portions, and is farther away from the columnar flow guide portion than the plurality of connection portions.

Abstract: A covered stent (100) includes a first wave ring (20) provided on at least one end of the covered stent (100), wherein the first wave ring (20) is formed of braided wires by means of braiding; each of the braided wires has wire heads (21) and a wire rod (22), with the wire heads (21) being located at two ends of the wire rod (22); and the wire heads (21) of the braided wire are wound around the adjacent wire rod (22); and the covered stent (100) further includes a limiting unit (40), with the limiting unit (40) being arranged on the wire head (21) and the wire rod (22) adjacent to the wire head (21), and the limiting unit (40) limiting the range of axial and/or radial movement of the wire head (21) relative to the wire rod (22).

Abstract: Embodiments of memory devices and fabrication methods thereof are disclosed. In an example, a memory device includes a substrate, a memory stack, and a channel structure. The memory stack includes interleaved conductor layers and dielectric layers over the substrate. The channel structure extends through the memory stack into the substrate and includes a functional layer that includes a tunneling layer of which a nitrogen weight percent is not greater than about 28%.

Abstract: Disclosed are a multimedia poster generation method and a terminal. The method includes: receiving a poster generation instruction; acquiring a poster resource, the poster resource including a plurality of background files and a lyric file of a multimedia file, and the multimedia file being a multimedia file selected by a user; acquiring a background file to be shared that is selected by the user from the plurality of background files, and acquiring lyric information to be shared that is selected by the user from the lyric file; and generating a multimedia poster of the multimedia file according to the lyric information to be shared and the background file to be shared.

Abstract: A flow guide apparatus includes a columnar flow guide portion, a plurality of connection portions and a loop portion. The columnar flow guide portion includes a first surface and a second surface that are perpendicular to a thickness direction thereof, and a blind hole formed in the second surface. A center line of the columnar flow guide portion is parallel to the thickness direction thereof. The plurality of connection portions are arranged at intervals and are at least connected with an edge of the second surface of the columnar flow guide portion. The loop portion is connected with the plurality of connection portions, and is farther away from the columnar flow guide portion than the plurality of connection portions.

Abstract: Embodiments of memory devices and fabrication methods thereof are disclosed. In an example, a memory device includes a substrate, a memory stack, and a channel structure. The memory stack includes interleaved conductor layers and dielectric layers over the substrate. The channel structure extends through the memory stack into the substrate and includes a functional layer that includes a tunneling layer of which a nitrogen weight percent is not greater than about 28%.

Abstract: Disclosed are an electrochromic element, device, and product, and a manufacturing method therefor. The electrochromic device (7) comprises: an electrochromic yarn (6), an ion storage yarn (18), and a power source (8), wherein the electrochromic yarn (6) contains a first flexible conductive yarn (5) and an electrochromic layer (4) coated on a surface layer of the first flexible conductive yarn (5); the ion storage yarn (18) contains a second flexible conductive yarn (1) and an ion storage layer (17) coated on a surface layer of the second flexible conductive yarn (1); and the first flexible conductive yarn (5) is electrically connected to a negative electrode of the power source (8), and the second flexible conductive yarn (1) is electrically connected to a positive electrode of the power source (8). The electrochromic device (7) can achieve a clear color development effect and make an electrochromic material have a good fastness.

Abstract: A biodegradable antibacterial knitted fabric, a cross section of the knitted fabric includes a front side of cross section made of wool short fiber yarns, an intermediate connection layer of cross section capable of transferring moisture and a rear side of cross section made of antibacterial filaments; the intermediate connection layer of cross section is made of filament yarns having a special shape capable of being inserted into the front side of cross section and the rear side of cross section so that the front side of cross section is connected with the rear side of cross section. The biodegradable antibacterial knitted fabric proposed by the present application has a long time significant antibacterial effect by adopting a cross section structure with three layers and antibacterial material, and does not contain any antimicrobials and metal ions, and has the advantages of low cost, easy manufacturing and long lasting antibacterial effect.

Abstract: The present disclosure related to a system and method for recycling fibers from textiles waste. The system includes a first sanitization device; a pre-processing device; a fabric sorting device; a storage device; a fiber processing device; and a second sanitization device mounted in the fiber processing device. The first sanitization device, the pre-processing device, the fabric sorting device, the storage device and the fiber processing device are arranged along a transmission path of the textiles waste.

Abstract: The present disclosure related to a system and method for recycling fibers from textiles waste. The system includes a first sanitization device; a pre-processing device; a fabric sorting device; a storage device; a fiber processing device; and a second sanitization device mounted in the fiber processing device. The first sanitization device, the pre-processing device, the fabric sorting device, the storage device and the fiber processing device are arranged along a transmission path of the textiles waste.

Abstract: Disclosed are a multimedia poster generation method and a terminal. The method includes: receiving a poster generation instruction; acquiring a poster resource, the poster resource including a plurality of background files and a lyric file of a multimedia file, and the multimedia file being a multimedia file selected by a user; acquiring a background file to be shared that is selected by the user from the plurality of background files, and acquiring lyric information to be shared that is selected by the user from the lyric file; and generating a multimedia poster of the multimedia file according to the lyric information to be shared and the background file to be shared.

Abstract: A biodegradable antibacterial knitted fabric, a cross section of the knitted fabric includes a front side of cross section made of wool short fiber yarns, an intermediate connection layer of cross section capable of transferring moisture and a rear side of cross section made of antibacterial filaments; the intermediate connection layer of cross section is made of filament yarns having a special shape capable of being inserted into the front side of cross section and the rear side of cross section so that the front side of cross section is connected with the rear side of cross section. The biodegradable antibacterial knitted fabric proposed by the present application has a long time significant antibacterial effect by adopting a cross section structure with three layers and antibacterial material, and does not contain any antimicrobials and metal ions, and has the advantages of low cost, easy manufacturing and long lasting antibacterial effect.