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找到相关的双语例句45条
41. Boric acid for industrial use-Determination of sulphate content by reduction and titrimetry
GB/T12684.3-1990工业硼酸硫酸盐含量的测定还原滴定法
-- 来源 -- 英汉 - 翻译参考[网络] 好评(10) 差评(0)  
 
42. Abstract: Four imidazoline borates were synthesized with two kinds of fatty acid, N-hydroxyethyl-ethylenediamine, boric acid according to the different ratio of reaction materials.
文摘:以脂肪酸、-羟乙基乙二胺、酸按不同比例分别合成了四种脂肪酸咪唑啉硼酸单酯和三酯。
-- 来源 -- www.4bao.net 好评(10) 差评(0)  
 
43. Thefresh natural rubberlatex weretreated by differentlatex preservatives, including ammonia aqua, ammonia aqua/ boric acid, ammonia aqua/ TMTD· zinc oxide and sodiumbenzoate. The contents of quebrachitol in natural latex( PR107) wereinvestigated.
用氨水、/酸、/T.氧化锌和苯甲酸钠4种胶乳保存剂处理PR107品系天然胶乳,研究胶乳中白坚木皮醇含量的变化。
-- 来源 -- dict.cnki.net 好评(10) 差评(0)  
 
44. Four imidazoline borates were synthesized with two kinds of fatty acid, N-hydroxyethyl-ethylenediamine, boric acid according to the different ratio of reaction materials.
以脂肪酸、-羟乙基乙二胺、酸按不同比例分别合成了四种脂肪酸咪唑啉硼酸单酯和三酯。
-- 来源 -- www.ilib.cn 好评(10) 差评(0)  
 
45. A method for continuous titration of boric acid and nickelchloride in bright nickel plating bath was presented.
介绍了一种光亮镀镍液中硼酸和氯化镍的测定方法。
-- 来源 -- 168.160.184.82 好评(10) 差评(0)  
 







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