In 1845, the first hydrauliclift was born, when the use of liquid water.
1845年，第一台液压升降机诞生，当时使用的液体为水。
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This kind of hydraulic system applies to hydrauliclift machines, snow wipe machine, mower, Jack, the bike with battery and automobile.
这种适用于液压系统的液压升降台，积雪清除机，割草机，杰克，自行车和汽车用电池。
3
Carrying on reliability analysis to brake system of explosion-proof hydrauliclift and exploring the way of improving its reliability in order to enhance hydrauliclift working reliability.