- 重点词汇
- straight a成绩最优秀的;全优;
- youpron.你;你们,您们;各位;大家;
- arevi.(用于第二人称单复数现在时,第一、三人称复数现在时)是;
- AREabbr.Arecibo, Puerto Rico 美国;activating response element 激活反应元件;activin-response element 活化素效应元件;androgen response element 雄激素效应元件;
- studentn. 学生,大学生;研究者,学者;中学生;<美俚>初学者;
- aart. 一(个);每一(个);任一(个),用于辅音音素开头的单词前
- straight A成绩最优秀的;全优;
- 相关例句
this paper describes the selection and calculation method of ball screw feeding in nc machine tools.
本文论述了数控机床进给用滚珠丝杠的选择与计算方法.
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thenbbg type is a compact single axis actuator, which integrates a guide and precision ball screw.
NB传动模组是一种紧凑型单轴驱动器, 其中集成了导轨和精密滚珠丝杠.
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ball screw rod imported from germany can assure the high speed and precision.
德国滚珠丝杆精度高,精确高,速度快.
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the compliance effect of a high-speed ball-screw feed drive system is modeled in this work.
文中建立了 高速 滚珠丝杠进给系统屈服形变模型.
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this method can be applied in the selection and calculation of ball-screw pairs for other machines.
该方法也可作为其它机械用滚珠丝杠副选用和计算的参考.
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although they lost interest in the project, they kept the ball rolling.
他们虽然对这项工程不感兴趣, 但是仍继续干下去.
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