介绍阻火器的分类、选型及安装.Introduces the categories of arresters and their type selection and installation.水泵选型时, 其水流量比主机水流量大15%至20%左右.Pump selection, the current host of water flow than 15 - 20 % or so.机电系统控制硬件的选型设计是一件非常繁复的工作.To s...
Malone got to his feet and followed his superior out of the suite...马隆站起身来，跟在他的上司后面走出了套房。Malone looked out at the grey-green featureless landscape.马隆向外看着毫无特色的灰绿色的景致。Malone sat down on the bottom of the bed.马隆在床脚坐下了。He sw...
由于发生了不幸的意外，我知道消息的时候已经晚了一天。Through some unfortunate accident, the information reached me a day late.警方说他的死是个意外，起码官方消息如此。The police say his death was an accident, officially at least.他的病情发展得这么快，您是否感到意外？Were you surprised t...