在光合作用中,植物将水分解为氢离子、电子和氧。They use it to split water into hydrogen ions, electrons and oxygen.电极测定的是特定的离子形式而不是络合形式.Electrodes measure specific ionic species and not complexes of the species.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.Nonion...
There he stood: hair in wild tangles, dark stubble shadowing his chin.他站在那儿,头发乱成一团,下巴上一片黑胡茬。I noticed a police car shadowing us.我注意到一辆警车尾随着我们。Why does it take so long when it's not even shadowing or bugging?为什么他总是阴魂...
She hides handsome and richly drest aft the blinds of the window.她美貌,衣着华丽,躲在窗帘背后.And what's a butterfly? At best , He's but a caterpillar, drest.那么蝴蝶又是 什么 ?极其量, “他 ” 不过是一只毛虫 —— 戴上了衣冠的.Though a lie be well drest...
从生态学和经济学的角度考虑, 微乳剂是阿维菌素今后剂型加工的方向之一.In view of ecology ang economics, micro - emulsion is a new develop direction for the future.该微乳剂由丁香酚 、 溶剂 、 乳化剂 、 增效助剂 、 防冻剂和水组成.The micro - emulsion is composed of eugenol, solvent, e...
The sample, after being purged by reversed extraction and purified byPVP - kieselguhr column, was enriched through Amberlite XAD - 7 column.样品经过乙酸乙酯反萃取及PVP - 硅藻土层析柱后, 再径XAD - 7柱浓缩....