1) M-shape steel frame working line
M钢架作业线
2) M-φskeleton curve
M-φ骨架曲线
3) downhole derricks
作业井架
1.
The study of the ultimate load capacity for downhole derricks;
作业井架极限承载能力研究
2.
In oilfield, downhole derricks are the main parts that bear the loads in the downhole operation hoist system, mechanical properties of the downhole derricks affect directly the downhole operation work.
在油田大修的各种施工中,作业井架是主要的承力构件,井架的力学性能对井下各种施工作业产生直接影响。
4) panel work
构架作业
5) wireline operation
钢丝作业
6) wireline operation
钢缆作业
补充资料：18t氩氧精炼炉(AOI))在作业(太钢)
18t氩氧精炼炉(AOI))在作业(太钢)
18t氩氧精炼炉(AOD)在作业(太钢)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条