Objective To minimize the chanceerror and increase the accuracy of mandible bone measurement.
目的减少下颌骨形态测量的偶然性误差，提高测量精度。
2
On the basis of studying the chanceerror occurred in the manufacturing process of plunger pump, the writer puts forward the influence of mechanical error on the flow rate of the crank plunger pumps.
通过研究柱塞泵制造过程中的随机误差，明确提出了机械误差对曲柄柱塞泵流量的影响。
3
The better the diagnostics, the less chance of the operator missing an error message and continuing with a broken keyring.