Abstract: The present disclosure provides optical glass, a method for preparing same and use thereof. The method includes the steps of: (1) weighing raw materials, and mixing them uniformly, the optical glass includes, in terms of the mass percentage of oxides: 40-50% La2O3, 15-25% Nb2O5, 10-20% Gd2O3, 5-10% GeO2, 5-10% B2O3, 1-6% TiO2, and 0.1-1% K2O; and (2) melting a mixed batch to obtain molten glass, and then introducing a gas into the molten glass for atmosphere bubbling, wherein the gas includes an inert gas and a reducing gas; the inert gas has a specific gravity greater than that of air at the same temperature and gas pressure; and the reducing gas makes the molten glass have a redox index of ?120 to ?5; after stopping the bubbling, homogenizing the molten glass to be clarified with stirring.

Abstract: Embodiments of this invention discloses a split-phase output power adjustment system, adjustment method, and storage medium in a low voltage transformer area. The system includes adjustment power supplies, split-phase power adjustment modules, sub-controllers, a main controller. The adjustment power supplies connected to the split-phase power adjustment modules, and total power P of the adjustment power supplies complying with a relationship as follows: P=Pt=PG1+PG2+ . . . . PGn; wherein Pt is power required to comply with three-phase current unbalance adjustment of a distribution transformer, PG1, PG2, . . .

Abstract: The present application relates to the technical field of glass, in particular to an optical glass and a preparation method and application thereof. The optical glass comprises the following oxide component with the following weight percentage content, La2O3: 30%-40%; Ga2O3: 15%-25%; Nb2O5: 8%-18%; TiO2: 5%-10%; HfO2: 5%-10%; Ta2O5: 5%-10%; SiO2: 5%-10%; BaO: 2%-6%; RF3: 1%-3%, R may be one or both of La and Ga; and C: 0.005%-0.02%. The optical glass has a refractive index equal to or greater than 2.0, an internal transmittance at 440 nm equal to or greater than 93%, and a water resistance stability of grade 1, and can be used in the fields of virtual reality, digital cameras and vehicle display.

Abstract: An Inconel 625 alloy with high aluminum content and a preparation method thereof are provided. The alloy includes following components by mass percentage: chromium 5˜13%, ferrum 5%, niobium 4.15%, molybdenum 10%, aluminum 5˜9% and a rest is nickel. The preparation method includes: step (1): weighing reactive materials according to a preset ratio and putting the reactive materials into a planetary ball miller for ball milling; step (2): pressing the ball milled reactive materials into a cake-shaped slab; step (3) putting the cake-shaped slab into a reactor and putting an igniter on the cake-shaped slab, then adding the reactor with protective gas, heating up until a self-propagating reaction occurs in the reactor, thereby obtaining a base alloy; step (4): performing secondary smelting on the base alloy to obtain an ingot; step (5): performing a solution treatment on the ingot to obtain the Inconel 625 alloy with high aluminum content.

Abstract: An Inconel 625 alloy with high aluminum content and a preparation method thereof are provided. The alloy includes following components by mass percentage: chromium 5˜13%, ferrum 5%, niobium 4.15%, molybdenum 10%, aluminum 5˜9% and a rest is nickel. The preparation method includes: step (1): weighing reactive materials according to a preset ratio and putting the reactive materials into a planetary ball miller for ball milling; step (2): pressing the ball milled reactive materials into a cake-shaped slab; step (3) putting the cake-shaped slab into a reactor and putting an igniter on the cake-shaped slab, then adding the reactor with protective gas, heating up until a self-propagating reaction occurs in the reactor, thereby obtaining a base alloy; step (4): performing secondary smelting on the base alloy to obtain an ingot; step (5): performing a solution treatment on the ingot to obtain the Inconel 625 alloy with high aluminum content.

Abstract: The present invention provides a novel use of fibroblast growth factor 2 (FGF-2), i.e., a use of FGF-2 in preparation of medicine. The uses of the medicine are the following (a) and/or (b) and/or (c): (a) the prevention and/or treatment of lung injury; (b) the prevention and/or treatment of influenza; (c) the prevention and/or treatment of diseases caused by influenza viruses.

Abstract: The present invention provides a novel use of fibroblast growth factor 2 (FGF-2), i.e., a use of FGF-2 in preparation of medicine. The uses of the medicine are the following (a) and/or (b) and/or (c): (a) the prevention and/or treatment of lung injury; (b) the prevention and/or treatment of influenza; (c) the prevention and/or treatment of diseases caused by influenza viruses.

Abstract: A method for monitoring a main machine, a monitoring apparatus and a main machine are provided. The method for monitoring the main machine includes paging, by a monitoring apparatus, a main machine within an effective area, returning, by a main machine being paged, apparatus information of the main machine; determining at least one main machine as a monitored main machine according to the apparatus information returned by the at least one main machine; establishing a monitoring connection relationship with each monitored main machine; and monitoring an emergent event of the at least one monitored main machine or inquiring about a working status of the at least one monitored main machine by using the monitoring connection relationship established.