试验结果表明，加氢焦化汽油芳构化改质可使汽油马达法辛烷值由41．4提高到81．4，收率为67．3％。
The results showed that the gasoline MON raised from 41.4 to 81.4 with a yield of 67.3%.
为了确保螺杆钻具的效率和使用寿命，研究了采用液马达驱动的螺杆钻具逆向检测试验法。
In order to ensure the efficiency and service life of screw drilling tools, an inverse inspection method for screw drilling tools driven by hydraulic motor is investigated.
本文用功率键合图和传递函数分析法，对CM 14型液压马达的动态特性进行了数字仿真和分析。
The digital imitation and research are carried on for the dynamic characteristic of hydraulic motor CM14 by using both power bond graph method and transfer function analysis method.
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