基本解释[物理学]软辫线连接英汉例句双语例句When using bulk supply of NF3, such as a Y cylinder or a tube trailer, the pigtail-to-valve connection should also be ventilated.当需要大量供应NF3时，如Y钢瓶或管道拖车，还应该对猪尾管到阀门接头通风。pigtail connection更多例句专业释义物理学软辫线连接