英语单词N-9是什么意思?N-9怎么读?N-9怎么发音?英语网为您整理了N-9的解释、用法、例句、词组等相关学习资料。下面跟小编一起来看看吧！
N-9的意思
1、壬苯聚醇-9
N-9的相关词组
1、n n 没有;氮氮
2、turning n 转动n
3、9 o'clock 九点;九点钟
4、N balance nitrogen balance 氮平衡;
5、Zone 9 九区；第九区；区域9
6、n type N血型；人N血型;
7、N B nota bene <拉>注意;
8、N M [医][=newton-meter]牛顿米;
9、N P 抗原;
10、N V [医][=trigeminal nerve]三叉神经;
11、N Atl North Atlantic 北大西洋;
12、Plant N 植物N
13、private n [医]私人护士，私人值班护士：照顾个别病人的护士，一般建立在雇用服务的基础上;
14、N s 低比转速
N-9的双语例句
1、Objective: To study the effect of tea saponin in ameliorating nonoxynol ( N-9) spermicidal action in vitro.
目的：观察茶皂素对壬苯醇醚（N9）的杀精增效作用。
2、The cutoff latitude of outlet of whistler-mode wave is at 8 ° N-9 ° N.
哨声波非导传播出口的截止纬度约在8&9°N处。
3、The culture medium and fermentation conditions were also optimized, and the productivity of the mutant N-9 in liquid state fermentation was increased by 2.1 fold, with the activity of 8.5U/mL.
再通过对培养基组成条件和培养发酵条件进行优化，以优化后的条件进行液态发酵，产酶活力稳定在8.5U/mL左右，是原出发菌株的2.1倍。
4、Methods: according to the improved spermicidal test method in vitro recommended by International Planned Parenthood Foundation ( IPPF), we evaluated the minimum spermicidal concentration of N-9, tea saponin and their mixed solution in 20 s and 3 min.
方法：按照国际计划生育基金会体外杀精试验改良法，测定N9、茶皂素及其混合液对家兔精子20s、3min的最低杀精浓度。
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