English translation for "主封隔口"

main drilling packer

Related Translations:

隔:  partitionseparate

Similar Words：

"主分水界" English translation, "主分酸" English translation, "主分支点" English translation, "主分支线" English translation, "主分子" English translation, "主封隔器" English translation, "主蜂窝块" English translation, "主峰" English translation, "主峰前的山头" English translation, "主峰突击队" English translation