... down-hole motor 井下马达 down-hole packer 井下封隔器 down-hole performance 井下工作性能 ...
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我们的井下马达广泛应用于各种钻探环境，如石油、气、矿和水井。
Our downhole motors are widely used in various drilling conditions, like oil, gas, mineral and water well.
第三方的钻具如井下马达、MWD、扶正器、震击器必须有详细的打捞图。
All third party equipment, such as downhole motors, MWD, stabilisers, drilling jars, must have detailed fishing diagram available.
秦皇岛中燕机械设备有限公司是中国最大的井下马达和管线产品供应商之一。
Qinhuangdao Zhongyan Machinery Co., Ltd is one of the largest suppliers of downhole motors and pipeline products in China.
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