We hold that the separable verbs are single valence verbs.
我们认为离合词是一价动词。
Moderate amount of single valence in the formation water can decrease the precipitation of petroleum sulfonates.
地层水中适量的单价阳离子将降低石油磺酸盐的沉淀损失。
OK, then it says draw a single bond from each surrounding atom to the central atom, and subtract two valence electrons.
后将中心原子与其相邻原子之间，连上单键，然后减掉2个价电子。
The whole-bacterium ELISA was carried out with the single or multiple valence antisera and compared with the hemagglutination test for 95 strains of E. coli isolated from urine.
采用单价和多价抗血清建立了全菌ELISA方法，用于95株尿源性大肠杆菌的研究，并与血凝试验进行比较。
Step three in our Lewis structure rules is to figure out how many electrons we would need in order for every single atom in our molecule to have a full valence shell.
路易斯结构规则的第三步是，找出让分子中每个原子的价壳层，都排满应该需要多少个价电子。
Step three in our Lewis structure rules is to figure out how many electrons we would need in order for every single atom in our molecule to have a full valence shell.
路易斯结构规则的第三步是，找出让分子中每个原子的价壳层，都排满应该需要多少个价电子。
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