Especially it is applicable to all kinds of pipeline hitch and oil and water pipeline hitch of heavy-medium caliber among the paste pot of purificationsystem in the operation of drilling for oil.
尤其适用于石油钻井作业中净化系统各泥浆罐之间的各种管线联接和大中口径的油、水管路联接。
2
We now in air purificationsystem acquires in the sweet in the lobby, public, essential oil, wherein aromatherapy lamp oil, regional for our guests build relaxed and comfortable holiday wind.