A forced-closing-and-opening plunger pump is developed to solve the problems of gas lock and sand inflow and low pump efficiency in steam injection Wells.

针对辽河油田蒸汽吞吐油井存在气锁、出砂、后期油稠泵效降低的状况，研制了强启闭柱塞抽油泵。

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Hyundai's messages of the early clunker rebates, along with Assurance and the Gas Lock programs, gave the marketer "a better and richer story to tell, " he said.

现代汽车早先的旧车回扣口号，和担保计划与油价补贴计划一起，给了营销商更精彩和更丰富的故事去讲，“他说到。

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Through the catalysis of modifier, it successfully solves the problems of low-carbon fuel with poor ignition performance at low temperature and gas lock at high temperature.

通过改性剂的催化作用，成功解决了低碳燃料低温引燃性差、高温时易发生气阻的问题；

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The allegations stem from a common practice in which national gas station chains lock in trucking companies with discounts.

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The anodized aluminum cup stores a flip-out tripod stand, gas canister and self-igniting burner that all lock securely into each other (and weigh in at roughly one pound).

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Your list might have the following tasks: turn off gas, pack prescription medication, put dog in pet carrier, pack cell phones, lock doors.

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