The most favorable method using simple continuous climbing jacks is adopted.
重庆李渡长江大桥主梁采用牵索挂篮悬浇施工,于超高度、大体积、大吨位的挂篮吊装属是一个难题;对该挂篮吊装进行了多种方案的比选论证,确定采用对该工程最为有利的简易连续爬升千斤顶的提吊工艺方案,与其它吊装方式相比,具有受力明确、施工简便、作业安全、成本低,对超高度及施工环境恶劣的高塔梁具有适应能力强,工期易保证、施工组织简便等特点。
Application of the hoisting jack made by ourself in install of large colliery equipment;
自制千斤顶在煤矿大型设备安装中的使用
Introduced uses the ANSYS software establishment hydraulic power support hoisting jack the method.
介绍了利用ANSYS软件建立液压支架千斤顶的模型方法。
Improvement of push jack in ZZ4400/14.5/29 hydraulic support;
ZZ4400/14.5/29型液压支架推移千斤顶的改进
Approaching repair technology of the cladding materical of support column and jack;
支架立柱、千斤顶镀层修复探讨
Apply the Sn-Bi-welding to recondition the chromium-plated layer of vertical posts and jacks;
运用锡铋焊技术修复立柱、千斤顶镀铬层
"Is there a jack-screw to be had?"
“你们有千斤顶吗？”
Jack up a car
用千斤顶把汽车顶起来
They put the car up with a hoisting jack.
他们用千斤顶把车抬高。
lifting jack (excl. hydraulic)
千斤顶（液压的除外）
hydraulic jack (excl. built in)
液压千斤顶（固定的除外）
hydraulic trolley jack
手推车式液压千斤顶
horizontal action jack (excl. hydraulic)
水平千斤顶（液压的除外）
a pneumatic jack
气力起重机, 气力千斤顶
hand vertical hydraulic jack
手动立式油压千斤顶
oil-powered hydraulic truck jack
燃油液压汽车千斤顶
built-in jack for lifting vehicles
起升车辆固定千斤顶
hand operated vertical hydraulic jack
手动立式液压千斤顶
lift a car with a jack
用千斤顶把汽车托起
hitch lifting jack
连结装置的起落千斤顶
The driver jacked up the car.
司机用千斤顶把汽车顶起来了。
They jacked up a car.
他们用千斤顶把汽车顶起来。
The lifting capacity of this chain hoist (hydraulic jack, screw jack) is 5tons.
这个吊链（油压千斤顶、螺旋千斤顶）的起重能力为5吨。
We jack the automobile In order to change a tire
我们用千斤顶把汽车托起换个轮胎