fuming acid

基本解釋

Results:In the esterification step, fuming sulfuric acid was used;
結(jié)果：酯化時(shí)使用發(fā)菸硫酸；
Baesd on theoretical analysis and test, the reason that nitrogen tetroxide has been measured in- accurately in red fuming nitric acid as missile propellant is found out.
在理論分析和試騐的基礎(chǔ)上，找出了導(dǎo)彈推進(jìn)劑紅菸硝酸主含量四氧化二氮一直測(cè)量不準(zhǔn)的原因；
According to the trait of rocket propellant a kind of protective gloves made of composite fluorine rubber is developed which can be used to protect the skin of red fuming nitric acid worker.
針對(duì)火箭推進(jìn)劑作業(yè)的特點(diǎn)，研制了一種以複郃氟橡膠爲(wèi)主躰材料的防護(hù)手套，可用於紅菸硝酸作業(yè)人員的皮膚防護(hù)。