English translation for "变颈段"

reducing section

Similar Words：

"变晶组构" English translation, "变晶作用" English translation, "变晶作用重结晶变形" English translation, "变精美" English translation, "变井源距垂直地震剖面" English translation, "变径" English translation, "变径衬套" English translation, "变径次数" English translation, "变径导套" English translation, "变径段" English translation