翻译下面一段关于水泵安装的文字? 参考大家意见 我翻成这样 看行不行 最后一句的翻译会不会和原文相差太远啊 好象意译 be careful not to carry out welding to the top of the export of the pump during the installation of input and output pipe, welding and pipe and flange should be pre-assemblied and cleaned before installating . 泵的出口上方是翻译成 oo not carry out welding derectly above the pump还是 the top of the export of the pump 是后者的话用什么介词好呢 [ ]查看更多