| 释义 |
phosphorus pentoxide ˈfɔsfərəsˌpenˈtɔksaid 短语¹⁴⁴⁹⁷²⁺²
基本例句
五氧化二磷
A series of new type phosphate amphoteric surfactants were synthesized by using ethylene glycol, epichlorohydrin, alkyl tertiary amine and phosphorus pentoxide as raw materials.
以乙二醇、环氧氯丙烷、烷基叔胺和五氧化二磷为原料，合成了一种磷酸酯两性表面活性剂。 chemyq
Phosphorylated sodium alginate P- SA membrane was synthesized from phosphorus pentoxide, triethyl phosphate and phosphoric acid, and then modified by ferrocene as a linking reagent.
以五氧化二磷、磷酸三乙酯和磷酸为反应剂，制备了磷酸化海藻酸钠 P- SA，经二茂铁离子改性后作为阳膜层； d.wanfangdata.com.cn
The method was used to determine the content of di- phosphorus pentoxide in phosphoric acid and the result was satisfactory.
本方法用于测定磷酸中五氧化二磷的含量，获得满意结果。 chemyq |