1. a crystalline compound (NH4)2Cr2O7 used as a coloring agent in pyrotechnics and formerly in photographic development to enhance certain colors — called also ammonium bichromate
ammonium dichromate 例句
英汉例句
the effects of the concentrations of ammonium dichromate and methylene blue, the exposure and the dehydration temperature on the diffraction efficiency were studied.
研究了明胶中重铬酸铵和亚甲蓝的浓度、曝光量和脱水温度对全息图像衍射效率的影响。
two kinds of pva solution, which have different polymerizing degrees, are mixed with ammonium dichromate to obtain a high-resolution, water-proof developing photosensitive glue solution.
本发明方法是用两种不同聚合度的聚乙烯醇溶液与重铬酸铵混合,得到高分辩率的、耐水沖洗显影的感光胶液。
using the reaction of the crosslinking of ammonium dichromate gelatin after irradiation, a novel microlens array was fabricated.