伯努利方程中的每一项的量纲都是单位面积上的力。
Each term of the Bernoulli equation has the dimension of force per unit area.
根据相似原理，利用量纲法推导试验函数方程。通过试验对机构参数间关系进行研究并进行预测。
A functional equation can be calculated by dimension on the basis of the similar principles of crab claws, and the relation between the mechanism parameters is studied and calculated by tests.
建立了适合车辆任意变速运动与任意路面不平函数的弹性支撑桥梁耦合系统的无量纲运动微分方程。
The dimensionless differential equations of motion of a coupled system consisting of an elastically supported bridge with arbitrarily uneven surface and a vehicle with varying speeds, are derived.
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