Even parents who place a high value on honesty, regularly use white lies to control their children or present more palatable versions of the truth, with more than 80% of parents lying occasionally.
即使很注重诚实的父母也会频繁对他们的孩子说谎，以便掌控他们的孩子或将事实变得更“容易接受”，同时，80%的父母偶尔说谎。
Preview control, an advanced control method, can use future target value and future disturbance as well as present and past information in deciding the control.
预见控制，不仅考虑系统当前的信息，还根据系统的未来目标值和未来干扰值决定当前的控制，是一种先进的控制方法。
Present international conventional "earned value evaluation principle" as well as how to combine the earned value with project schedule control and cost control organically were also expounded.
阐述当前国际通用的赢得值评估原理，以及如何将赢得值与项目进度控制和费用控制有机地联系起来。
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