... 高压涡轮增压器 high pressure turbo-charger 高压油管组件 high pressure pipe assembly 高载荷燃烧室 high load combustor ...
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The wash pipe packing of drilling swivel showed wear-and-tear continually in drilling process due to its structural design. The packing assembly was often torn by high pressure mud.
钻井水龙头由于结构设计的原因，冲管盘根在钻井过程中不断磨损，特别是在高压泥浆的作用下，盘根密封常常被破坏。
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