This paper makes an introduction of the principles, composition and operating method of this determinator.介绍了仪器的原理 、 组成及使用方法.The principle, structure and characteristic of Hydrogen determinator and it's application ...
Nonionics include polyoxyethylene condensates, sucrose esters and alkyl amine oxides.非离子型表面活性剂有聚氧乙烯缩合物糖酯和烷基胺氧化物.The best composition of oxides doping CaBi 4 Ti 4 O 15 ( CBT ) ceramic was chosen by perpendicular experimen...
My cuticles were split and ragged, and my nails unevenly bitten.我指甲根部的表皮龟裂粗糙，指甲被咬得参差不齐。She could hear his ragged breathing, as if he had been running.她能听到他不均匀的呼吸声，似乎他是跑着过来的。The five survivors eventually reached safety, r...