讨论了引入的元活塞概念的近似性和合理性，给出活塞有效面积的完整计算公式。
The reasonableness and limitation of the conception of piston-cylinder assembly element introduced here is discussed and a complete formula for the effective area of piston gage is presented.
YS - 1000型活塞式压力计的基本参数包括：精度等级、测量范围、活塞有效面积、活塞底盘及其连接件和专用砝码质量、接口型式等参数。
YS-1000 piston pressure gauge specifications include: accuracy class, range, piston area, piston chassis and connectors, special weights, interface thread and so on.
解决的办法是增加活塞重量和减小有效作用面积。
The solvent is to oversize piston weight and to reduce the effective action area.
应用推荐