Besides mechanics calculation, demonstrates the device is safe and reliable, with a good result in application and worth popularization.
通过力学计算,说明了其安全可靠性,该设备使用效果良好,具有推广价值。
Besides mechanics calculation, demonstrates the device is safe and reliable, with a good result in application and worth popularization.
通过力学计算,说明了其安全可靠性,该设备使用效果良好,具有推广价值。
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