九九久久久久99精品_日韩一区二区在线免费观看_综合国产第二页_精品免费二区三区三区高中清不卡

節流管匯                                               choke-line manifold
控制箱                                               control box
閘門                                                    throttle valve
雙閘板防噴器                                      double ram BOP
風動絞車                                    pneumatic hoist
泥漿高壓管匯                                       high pressure manifold
扶正器                                                  drill –breaker
風動絞車                                           pneumatic wrench
鉆臺右只架                                               right support of drillfloor
方鉆桿                                                      Kelly
套管                                                     casing
油水管排架及逃生跑道                    pipe rack for oil water pipe                                              and escape runway
油套管鉗箱                                        tub, casing tong
平焊法蘭                                     flat welding flange
泥漿閘閥                                    mud gate valve
刮泥板                                         mud scraping board
磨擦片                                       friction block
安全銷                                        safety pin