由脂肪醇、甲胺一步催化法制取烷基二甲基胺.Alkyl dimethylamine is made from fatly alcohol and dimethyla - mine by one stage catalysis.二手甲胺回收装置和工艺, 成套甲胺装置和工艺可以在世界各地重新安装.Used Methylamines Plant and Process, complete Methylamines Plant and Proce...
The measles is caused by a kind of specific epiphyte.麻疹是由一种特殊的真菌引起的.The strategy involved too douses ( two doses ) of measles vexing ( vaccine ) with supplements of vitamin A.提高麻疹 免疫 的策略还包括两种加有维他命A添加济的疫苗.The doctor told ...
Watersports enthusiasts should consider hiring a wetsuit as well as a lifejacket.除了租救生衣，水上运动爱好者还应该考虑租一套潜水服。Don's lifejacket had failed to inflate.唐的救生衣未能充气膨胀。Suitable for making lifejacket , airbag , air bed, air cu...
佩里说,许多人对诸如RAM和千兆位之类的术语望而生畏.Many are intimidated by terms such as RAM and gigabits, Perry said.千兆位以太网和ATM技术是目前主干网中普遍应用的网络技术.Gigabit Ethernet and ATM are mechanisms widely employed in network at present.千兆位: 信息的单位,等于10亿位.G...