我公司新上接箍项目，主要生产石油套管接箍和油管接箍。
We are setting up a mill for production of tubing and casing couplings.
在套管、油管和管线长期的储存过程中，它提供优异的复合保护。
It is an excellent running compound and also provides superior protection for long term storage.
在套管、油管和管线长期的储存过程中，它提供优异的复合保护。
It is an excellent running compound and also provides superior protection for long term storage.
应用推荐