packagingtransport packagesvertical impact test method by droppingping
Related Translations:
跌落: fall; drop; lapse; go down 短语和例子物价跌落了。 the prices dropped.; 跌落电压 drop-off voltage; 跌落试验 fall-down test; drop test; 跌落试验机 drop machine; 跌落水面 breaking water level