1、單位換算:1MPa=1000000Pa;1GPa=1000MPa=1000000kPa=1000000000Pa;1MPa=145PSI;1Torr=1/760atmTorr(0℃標準重力下,1mmHg柱的壓力);1torr≈133.322Pa=1.333mb... [详细]
2017-07-04 00:00:00
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2017-05-27 00:00:00
2022-09-05 19:06:00