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1·There are still applied physics of lever principle.

这里边还运用了物理学中的杠杆原理。

2·The present invention is developed based on lever principle or force moment equilibrium principle.

本发明是根据杠杆原理即力矩平衡原理，研制而成。

3·The shear of each model is calculated separately and superimposed to establish the shear bearing formula. The formula of bend is established by lever principle.

分别计算了三种抗剪机制承担剪力的大小，由叠加法和杠杆法分别确定最终受剪、受弯承载力。

4·The utility model uses lever principle, when a drinker inclines a cup, the iron rod in the plastic jacket shell rolls to open the plastic cover sheet, and the drinker can drink water.

它利用杠杆原理，当喝水者倾斜杯子的瞬间，塑料套壳内的铁棒滚动时打开塑料盖片，喝水者即可喝水。

5·He thinks that Chopstick used the principle of lever and what hands can do.

他认为，筷子使用的原则，杠杆和手可以做什么。

6·A single sensor liquid adding system (SSLAS) was developed and it worked based on the metering principle and weighed by a sensor and lever system.

设计的单传感器液体秤基于重量式计量原理，采用单传感器结构，借助杠杆系统进行称重。

7·A nanometer system for displacement measurement is described, which is based on the principle of optical lever.

介绍了一种基于光杠杆原理的光学微位移测量系统。

8·According to this measuring principle, photo-electric optical lever is used in pulling and stretching measuring instrument to develop a high-accuracy intelligent system to measure Youngs Modulus.

并根据此测量原理，将光电光杠杆应用于拉伸法杨氏模量测量仪中，设计了一种高精度杨氏模量智能测量系统。

9·According to the principle of the transverse stretch tensor of object and the optic lever arm magnifying, this article designed a case tester for Young's modulus.

根据物体纵向拉伸，弹性变量及光杠杆的放大原理，制作了箱式杨氏模量实验仪。

10·The essential prerequisite for using lever scale is that its maker knew the principle well.

不等臂天平的出现，其前提条件是制造者对杠杆原理的掌握。