Abstract: A method for screening pesticide residues in medicine food homology (MFH) characteristic agricultural products includes step 1, a liquid chromatography-mass spectrometry database of pesticides is constructed, standard solution are prepared for the pesticides and liquid chromatography and mass spectrometry are used to detect the standard solutions; step 2, a sample is processed and then is detected to obtain a liquid chromatography-mass spectrogram; step 3, the liquid chromatography-mass spectrogram obtained from step 2 and liquid chromatography-mass spectrograms in the liquid chromatography-mass spectrometry database obtained from step 1 are compared and analyzed individually.

Abstract: A method of manufacturing array substrate and a display panel, wherein, the method of manufacturing array substrate includes: depositing a gate electrode, a gate insulation layer, a semiconductor layer, a metal layer and a photoresist; forming an non-exposure area, a partial exposure area and a full exposure area through exposure and developing; then, performing a first ashing treatment and a wet etching to form a metal layer recess, and performing a second ashing treatment to etch off residual photoresist which remains in the metal layer recess after the first ashing treatment; and finally performing a dry etching to form a pattern of a channel region.

Abstract: An improved automotive headrest and an automotive seat with the improved automotive headrest. The automotive headrest comprises a support and a headrest body disposed on the support, the headrest body has a first cavity and a second cavity independent of one another, and the first cavity and the second cavity are provided with a speaker unit respectively, and the two speaker units are located on the left and right sides of the headrest body respectively. The automobile headrest has a simple structure, a small size, and a good visual field.

Abstract: This application discloses a display substrate, a method of manufacturing the display substrate, and a display device. The method of manufacturing the display substrate includes a step of: sequentially forming a first structural layer, a second structural layer, a third structural layer, a fourth structural layer, and a fifth structural layer stacked on a substrate, and after the second structural layer is formed and before the third structural layer is formed, further includes the following step: performing plasma cleaning on a surface of the second structural layer.

Abstract: A method of manufacturing array substrate and a display panel, wherein, the method of manufacturing array substrate includes: depositing a gate electrode, a gate insulation layer, a semiconductor layer, a metal layer and a photoresist; forming an non-exposure area, a partial exposure area and a full exposure area through exposure and developing; then, performing a first ashing treatment and a wet etching to form a metal layer recess, and performing a second ashing treatment to etch off residual photoresist which remains in the metal layer recess after the first ashing treatment; and finally performing a dry etching to form a pattern of a channel region.

Abstract: A method for fabricating an array substrate, after the wet etching process of the source-drain metal layer (17), performs first ashing for the island-like photoresist pattern (19), such that the edge of the island-like photoresist pattern (19) is aligned with the edge of the source-drain metal segment (171).

Abstract: A method of manufacturing array substrate and a display panel, wherein, the method of manufacturing array substrate includes: depositing a gate electrode, a gate insulation layer, a semiconductor layer, a metal layer and a photoresist; forming an non-exposure area, a partial exposure area and a full exposure area through exposure and developing; then, performing a first ashing treatment and a wet etching to form a metal layer recess, and performing a second ashing treatment to etch off residual photoresist which remains in the metal layer recess after the first ashing treatment; and finally performing a dry etching to form a pattern of a channel region.

Abstract: A method of manufacturing array substrate and a display panel, wherein, the method of manufacturing array substrate includes: depositing a gate electrode, a gate insulation layer, a semiconductor layer, a metal layer and a photoresist; forming an non-exposure area, a partial exposure area and a full exposure area through exposure and developing; then, performing a first ashing treatment and a wet etching to form a metal layer recess, and performing a second ashing treatment to etch off residual photoresist which remains in the metal layer recess after the first ashing treatment; and finally performing a dry etching to form a pattern of a channel region.

Abstract: A method for fabricating an array substrate, after the wet etching process of the source-drain metal layer (17), performs first ashing for the island-like photoresist pattern (19), such that the edge of the island-like photoresist pattern (19) is aligned with the edge of the source-drain metal segment (171).

Abstract: An improved automotive headrest and an automotive seat with the improved automotive headrest. The automotive headrest comprises a support and a headrest body disposed on the support, the headrest body has a first cavity and a second cavity independent of one another, and the first cavity and the second cavity are provided with a speaker unit respectively, and the two speaker units are located on the left and right sides of the headrest body respectively. The automobile headrest has a simple structure, a small size, and a good visual field.

Abstract: The present invention discloses an apparatus for detecting a faulty antenna among a plurality of antennas contained in a communication device (200), comprising: a measurer (210) adapted to measure signal strengths of signals obtained from the plurality of antennas each; a calculator (220) adapted to calculate differences between each two of the measured signal strengths; a first comparator (230) adapted to compare each of the calculated differences with a first predetermined threshold value; and a first decider (240) adapted to decide, among the plurality of antennas, an antenna to be faulty on the basis of a respective result of the comparison. The present invention provides an efficient and direct way to detect antennas that are not performing according to expectations, without use of extra external or dedicated detection devices, which reduces hardware and software cost.

Abstract: The present invention discloses an apparatus for detecting a faulty antenna among a plurality of antennas contained in a communication device (200), comprising: a measurer (210) adapted to measure signal strengths of signals obtained from the plurality of antennas each; a calculator (220) adapted to calculate differences between each two of the measured signal strengths; a first comparator (230) adapted to compare each of the calculated differences with a first predetermined threshold value; and a first decider (240) adapted to decide, among the plurality of antennas, an antenna to be faulty on the basis of a respective result of the comparison. The present invention provides an efficient and direct way to detect antennas that are not performing according to expectations, without use of extra external or dedicated detection devices, which reduces hardware and software cost.