To distribute stress uniformly, trees add wood at the heaviest load points. Bones remove material from areas where it isn't needed to lighten skeletal frameworks.
为了使压力能够均匀分布,树会在承重最多的位置增加材质;而骨骼则会从那些不必要的位置去掉多余的物质,以此来减轻骨骼框架的重量。
The use of a mill or similar downhole tool to cut and remove material from equipment or tools located in the wellbore.
利用铣刀或类似的井下工具从位于井筒中的设备或工具上切割材料并将其去除。
The use of a mill or similar downhole tool to cut and remove material from equipment or tools located in the wellbore.
利用铣刀或类似的井下工具从位于井筒中的设备或工具上切割材料并将其去除。
应用推荐