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- double graded oil 双特性油
- When the K55 grade oil casing lathed thread,the thread flawed. K55钢级石油套管在车丝的过程中,出现断扣问题。
- The production practice showed that the quality indexes of refined walnut oil could reach or excel the demand of the standard for first grade oil. 经生产实践证明,生产的核桃油各项质量指标达到甚至优于一级油标准。
- According to the casing service conditions,it is enforced to produce high grade oil casing. 根据套管的服役条件,高钢级石油套管的生产已是势在必行。
- Through researching N80Q steel kind and the heat treatment technology,we have successfully developed and produced N80Q grade oil casing which meets the API standard and the user's requirement. 包钢通过对N80Q钢种和热处理工艺的研究,成功地开发生产了性能满足标准要求和用户需要的N80Q钢级石油套管。
- high and low grade oil shale metallogenic mechanism 贫富矿成矿机制
- Method of Testing the Floc Point of Refrigeration Grade Oil 制冷级油的絮凝点的试验方法
- He is working double tides to finish his essay. 他日夜苦干,赶写他的文章。
- Experience of production of A grade oil well cement by PC kiln 新型干法窑生产A级油井水泥的体会
- I do not realize it is a double feature. 我原先不知道这是双片连映。
- Double agents live in a perpetual state of fear. 两面派永远过着提心吊胆的生活。
- I want a double room with a view. 我要一间能看到风景的双人房间。
- He was so fat that he had a double chin. 他胖得有双下巴了。
- The carpet is too thick to double up. 这地毯太厚没法折叠。
- Is the material single width or double width? 这幅料子是单幅的还是双幅的?
- Reserve double room June fourth to tenth inclusive. 预订双人房间,六月四日至十日,共六晚,望订妥复电。
- In this case, I can double for penalty. 假如这样的话,我可以叫加倍了。
- Can you tell me the rate for a double room, please? 请告诉我一间双人房的费用可以吗?
- On-line Thermomechanical Treatment Process for N-80 Grade Oil Casing N80级石油套管在线形变热处理工艺
- The soldiers came at the double. 士兵们是急行军来的。