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 ...
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...
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...