The average displacement can qualitatively explain the stepping movement of kinesin in experiment 粒子平均位移定性解释了驱动蛋白的梯跳实验现象。
2.
The modified pdr method is used to design a practical projects . although the calculated average displacement of the building is less than the actual measurement . it is acceptable 对某工程实例进行了现场试验，测试了基底压力和桩顶反力，并对该工程作了沉降观测。
