查询词典 hoisting sheave

The invention discloses a bridge crane and relates to the movable hoisting machinery technology.

本发明公开一种桥架起重机，涉及可移动的起重机械技术。

Each root weight 15 tons, more than 16 meters high, flagpoles at five points each cast nosy Vista Panorama, and other designs, each hoisting poles also have 24 Campanula Linglong iron, whenever there is a wind, the shrine will be issued with delightful sound.

每根重15吨，高16米多，旗杆分5节每节分铸八卦蟠龙等图案，每根杆上还悬挂有24只玲珑的铁风铃，每当有风吹过，便会发出悦耳的叮咚声。

The friction characteristics of polyurethane for the friction liner of hoisting were studied. It was found that the dynamic friction coefficient of polyurethane increases with sliding velocity in the range of 0.01 to 0.4 mm/s and decreases beyond 0.4 mm/s.

本文研究了聚氨酯弹性体摩擦衬垫材料的摩擦特性，发现聚氨酯弹性体材料的动摩擦系数是和滑动速度有关的，在0.01～0.4mm/s的速度范围内，速度提高摩擦系数上升，在更高的速度下摩擦系数还会下降。

Before using a friction cone hoisting system, release the control lever of planetary mechanism, then operate the friction cone clutch's lever to engage the friction cone and the drum's cone surface, driving the drum to rotate and therefore start to hoist.

使用摩擦锥式提升系统时，将行星机构的操作手柄都松开，操纵摩擦锥离合器手柄，使摩擦推面与卷筒内锥面结合，从而带动卷筒回转，达到提升的目的。

Through the intermediate gear Z12, the elevator shaft's gear Z13 and shaft are driven to turn, then via friction cone clutch or planetary mechanism the drum obtains six hoisting speeds.

a、冲击钻进：将变速箱右手柄板至"卷扬"位置，变速箱Ⅲ轴齿轮Z8与Ⅳ轴的齿轮Z10啮合，经中间齿轮Z12带动升降机轴上齿轮Z13及轴旋转，通过锥形摩擦离合器或游星轮机构使卷筒获得六种提升进度

Through summary to the construction of Contract 19 Section box arch bridge along Dali-Baoshan Highway,this paper briefly introduces the hoisting method and monitoring control measures of this bridge.

文章通过对大保高速公路19合同段箱形拱桥的施工总结，简要介绍该桥的吊装方法及监控措施。

Our factory is the production of hoisting and conveying machinery professional enterprise.

本厂是生产起重运输机械的专业企业。

My company is design and manufacture of crane hoisting rigging professional company.

我公司是设计制造起重吊装索具的专业公司。

Only the second of the two monkeys in the house with their first instinct crowhop their feeding, and finally, with the hoisting of a high degree of food increased, the difficulty increases, the only collaboration of two monkeys to get food, therefore, hold up a monkey Another feeding monkeys jump.

只有第二间房子的两只猴子先是各自凭着自己的本能蹦跳取食，最后，随着悬挂食物高度的增加，难度增大，两只猴子只有协作才能取得食物，于是，一只猴子托起另一只猴子跳起取食。

The AVN2440DS shield machine consists of cutterhead driving system, thrust system, guidance system, segment erection system, grease injection system, main bearing lubrication system, slurry feed and return system, simultaneous grouting system, segment delivery and hoisting system and backup gantries.

AVN2440DS泥水平衡盾构机主要由刀盘驱动、推进、导向、管片拼装、盾尾注脂、主轴承油脂润滑、进排浆系统、同步注浆以及附加接管器、管片吊运、后配套拖车等系统组成。

This immediately brings us to the next part of this article: creating an output "replace function".

下面进入文章的第二部分：建立一个"缓存处理函数"。

He was elected as an International Ornithological Committee member in 2002 during the 24th IOC held in Beijing.

现为中国鸟类学会理事和WPA 专家组成员。2002年被推选为国际鸟类委员会委员。