请问一句话的翻译,谢谢? this is especially important around oxygen compressors where location of expansion joints inside the reducers may place them in areas that need to be constructed of velocity exempt materials. 氧气压缩机周围管线布置中,尤其重要的是异径管之间的膨胀节的位置,可以放置在有流速限制的金属构造(动词)的地方。 查看更多