由于油罐车其体积小和扩展的操作范围内，激光测速照相机看到自由使用在我们地方的道路。
Due to its compact size and extended operating range, the laser speed camera sees liberal use on our local roads.
纳米压痕和维氏硬度测试表明，其硬度值随压力变化规律与自由体积随压力变化规律一致。
The HP treatment had a big influence on the mechanical properties of the BMG too. The change of the hardness of the BMG with the applied pressure exhibited the same trend as that of the free volume.
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