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- At first both were very small,much less than a pin point in size. 最初，它们都非常小，比大头针的针尖还要小得多。
- At first both were very small, much less than a pin point in size. 最初，它们都非常小，比大头针的针尖还要小得多。
- This machine is equipped with Korean made CCD camera for pin point positioning. 此十字定位打孔机利用韩制高倍率ccd镜头来进行定位.
- Flexible bandsaw blade made out of one piece of chrome alloyed carbon steel with a pin point carbide structure and a teeth hardness of approx. 64 HRc. 提示：[点击这里免费注册自动化网个人会员]自动化网个人会员找不到需要的信息时，请点击这里在线查询。
- The structural feature and appearance of plastic rack for refrigeratory, a new type of simple injection mould with pin point gate was introduced. 点浇口是塑料注塑模具中常用的结构形式，塑件浇口痕迹小，脱模时能自动切断浇注系统凝料。
- The key point was the structural design of sliding blocks for shaping,the application of pin point gate and auto-demolding mechanism. 分析了浇口尺寸对制品成型的重要性,并针对一种圆筒形制品,设计了一种结构简单的点浇口成型模具结构。
- The structural feature and appearance of plastic rack for refrigeratory,a new type of simple injection mould with pin point gate was introduced. 根据冰箱用塑料搁物架的结构特点和外观要求,设计了一种新型点浇口模具。
- This article discusses how the point charge move in the electrified field produced by the electrified ball, and come to the conclusion that the motion of the point charge is simple harmonic vibration. 讨论点电荷在带电球体所产生的电场中的运动情况 ,得出了点电荷的运动为简谐振动的结论
- Electric field of a point charge 点电荷的电场
- Electric potential of a point charge 点电荷的电势
- On Point Charge Model Standard in Electromagnetism 电磁学中点电荷模型标准的教学探讨
- Let's pin the notice on the bulletin board. 咱们把这个通知钉在布告牌上吧。
- The force between two point charges at rest is directly proportional to the product of the charges and inversely proportional to the square of the distance between them. 在真空中;两个静止的点电荷之间的相互作用力的大小与两电荷所带电量的乘积成正比;与它们之间距离的平方成反比;作用力的方向沿两电荷的连线.
- I prick the map with a pin to show our route. 我用大头针在地图上扎孔标出我们的路线。
- I bought a tie pin for my husband yesterday. 昨天我给丈夫买了一支领带别针。
- She's a difficult person to pin down. 她这人行事、说话没个准儿。
- At this point your logic is at fault. 在这一点上你的推理是错误的。
- In point of cost, we'll have to discuss it at the next meeting. 至于费用方面，我们只好留到下次会议再讨论。
- A pin in the print head of a computer printer. 撞针计算机打印机的印刷头上的撞针
- Making a petit point pillow is exacting work. 做一个小花边编织枕头是一项细致活儿。
