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APPARATUS FOR MONITORING THE TENSION OF MOVING FLEXIBLE PULL MEMBER OF LONG-STROKE PUMPING INSTALLATION
APPARATUS FOR MONITORING THE TENSION OF MOVING FLEXIBLE PULL MEMBER OF LONG-STROKE PUMPING INSTALLATION
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机译:监测长冲程泵浦安装中移动柔性拉杆张力的装置
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摘要
device for controlling the tension of a moving flexible traction длинноходовой pumping installation containing a support frame with направл ющими rollers.гцдравхшческий converter load sensors давлени
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