The basic methods for coiled PM fiber-optic polarizer are polarization controller method and depolarization method.
线圈型保偏光纤偏振器的基本测试方法有偏振控制器法和消偏法。
SPECTRUM Diagnostic Services utilizes coiled-tubing-conveyed, fiber-optic distributed sensing for real-time evaluation of completion and production effectiveness.
SPECTRUM诊断服务采用连续油管传输的分布式光纤感应系统来实时评估完井和生产效果。
The new developing carbon fiber compound flexible coiled rod overcome the shortcoming of ordinary steel rod, can meet the need of low permeability oilfield production.
新开发研制的碳纤维复合柔性连续抽油杆克服了普通钢杆的缺点，能够满足低渗油田小泵深抽技术的要求。
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