Professional⦁Integrity⦁Quality
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PH-C-1017
1.水壓機、千斤頂等裝置,皆是 利用帕斯卡原理:在兩個相通 的密閉的容器中,液面上的上 總壓力和其截面積成正比,兩 邊的力才能達到平衡。
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