Fill double ballast tanks before loading heavy lifts.
在装载重件前压载水舱打压载水。
From the double - storey foyer, express lifts reach the office floors above the commercial podium.
两层高的大厅内拥有一快速升降电梯，访客可由此直达商务群房之上的办公楼层。
If the request gate leg width is big, the working speed is high, or lifts heavy, the long big-ticket item frequently, then chooses the double Liang portal type hoist crane suitably.
如果要求门腿宽度大，工作速度较高，或经常吊运重件、长大件，则宜选双梁门式起重机。
If the request gate leg width is big, the working speed is high, or lifts heavy, the long big-ticket item frequently, then chooses the double Liang portal type hoist crane suitably.
如果要求门腿宽度大，工作速度较高，或经常吊运重件、长大件，则宜选双梁门式起重机。
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