单词	drain testing
释义	drain testing 排洩试验
随便看	float-actuated liquid level detector float-actuated recording liquid-level instrument floatage floatages float aileron linkage arrangement floatainer float alarm gear float a loan float a loan of float amphibian float and cable level measuring device float-and-sink analysis float and sink test float-and-sink test float-and-valve float-and-wait floatant float arm float around floatation floatation analysis floatation apparatus floatation area floatation balance floatation buoyance S月夜忆舍弟 S有人笑我诗 S有所思 S望书归（古捣练子） S望天门山 S望夫山 S望夫石 S望夫词 S望岳 S望岳松动松动配合松劲松劲儿松包松口松口气松叶毛茛松叶油松叶菊