Meanwhile, acetone was a polymerization inhibitor in preventing the self - polymerization ofp - methoxybenzyl chloride, and 11.同时探索了甲氧基苄氯自聚的阻聚剂, 初选的阻聚剂丙酮可使甲氧 基苄 氯粗品的收率提高11....
He professed a distaste for everything related to money.他声称厌恶与金钱有关的一切。Roger looked at her with distaste...罗杰厌恶地看着她。Roger looked at her with distaste.罗杰厌恶地看着她。She took the wet gourd dipper from him, her nostrils wrinkling...
Under current, over voltage, overload protection function, DSS, quasi - resonant mode, jitter period principal were all analyzed.分析了准谐振模式变换器中的欠电流 、 过电压 、 过载保护等功能 、 动态自供电(DSS) 、 准谐振工作、跳跃周期工作原理.Emerging - market bonds and ...