起重滑轮

They should utilize a mechanical lifting device (e.g., block and tackle, hoist, or crane) secured to an overhead support, such as a portable tripod, capable of supporting the weight.

他们应该利用机械起重装置（如滑轮和滑车、卷扬机或起重机），起重装置要固定在能够承受容器重量的高架支撑上，如移动三脚架。

It is a professional company that mainly produces hot pressing sheave,lifting trochlea and other lifting mechanical accessories.

主要生产热轧滑轮、吊钩总成、起重滑车和其它起重机械零部件。

In addition, oil fields at sea frequently require installation work, which is why the 3,000 short ton crane was developed. With its 90-meter jib, a 100-ton hoisting block, a total crane weight of over 2,200 tons and its height of over 75 meters, this crane is truly a 'big guy', even by Huisman standards.

另外，海底油田常常需要进行安装工作，这也是开发3000短吨级起重机的原因。90米长的起重悬臂，100吨中的起重滑轮，全重超过2200吨，高度超过75米，即便按照豪氏威马的标准，这台起重机也是一个真正的"大家伙"。

The lifting device is a system of ropes and pulleys.

这种起重装置是由缆索和滑轮组成的。

Also sheers (used with a sing. or pl. verb)An apparatus used to lift heavy weights, consisting of two or more spars joined at the top and spread at the base, the tackle being suspended from the top.

也作 sheers起重三角架：用来提升重物的器械，由两个或多个在顶部连接而在基部分散的桁杆构成，顶部挂有滑轮

"Derrick:a machine for hoist ing and moving heavy objects, consisting of a movable boom equipped with cables and pulleys and connected to the base of an upright stationary beam."

悬臂起重机：提升和移动重物的机器，它由一个带有缆绳和滑轮的可移动的、并与一根由向上静止横梁的底座连接的起重杆组成。

The company produces mainly parts of lifting machinery such as hot rolling pulley,wide slot pulley,wheel,hook unit,zinc plated false floor,hydraulic arrester,winding drum of steel rope,etc.

常州市神力起重滑轮有限公司（常州海之杰港口起重设备有限公司）成立于1992年，是起重机械配套件的专业生产企业，公司主要生产热轧滑轮、宽槽滑轮、车轮、吊钩总成、镀锌格栅板、液压制动器、钢丝绳卷筒等起重机械零部件。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。