所有物体都将一直处于静止或者匀速直线运动状态，直到出现施加其上的力改变它的运动状态为止。或者一个不受任何外力(或者合外力为0)的物体将保持静止或匀速直线运动。
利用惯性原理制成仪表而又是用于导航，那要算陀螺罗经了。
The instrument made by inertia principle and used for navigation is gyrocompass.
根据惯性原理、因果原理和类推原理，预测社会的人才需求，调整学校的专业设置。
According to the principle of inertia, of causality and of analogy, we should predict the social demand for intellectuals and adjust the setting of specialties.
最后，我们提出一个利用路径延迟惯性原理，来测试系统电路连线之串音障碍的新测试方法。
Finally, a new test scheme to detect the crosstalk fault, based on the path delay inertia, for interconnection lines in SoC is proposed.
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