English translation for "罐顶人孔"

roof manhole
roof manway

Similar Words：

"罐顶空隙" English translation, "罐顶栏杆" English translation, "罐顶量油孔" English translation, "罐顶配件" English translation, "罐顶取样孔" English translation, "罐顶人行栈桥" English translation, "罐顶支柱" English translation, "罐顶走道" English translation, "罐顶桁架" English translation, "罐端撑铁" English translation