注意，按照DB 2 Spatial Extender范例，在乘上比例系数之前，浮点值要减去偏移量。
Note that, following the paradigm of the DB2 Spatial Extender, the offset is subtracted from the floating point value before the scale factor is multiplied in.
仿真结果表明，比例微分控制在提高转向轻便性的同时能改善系统的稳定性，抑制大助力比例系数下转向盘的振动。
The simulation result shows that proportion differential control can improve the system stability and steering portability, and inhibit the vibration of steering wheel with big power ratio.
随着干度的增加，核态沸腾在总换热系数中的比例由约20%下降至1%。
The numerical results indicate that the nucleate boiling contribution to the overall heat transfer coefficients de-creases from 20% to 1% with quality increasing.
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