滑轮组

To demonstrate the proposed framework, the design of the compensation of pulley block in derricking mechanism was presented.

通过对起重机变幅机构的补偿滑轮组系统的稳健优化设计，给出了具体的分析求解过程。

The multi-objective design was performed for a numerical case and a compensative sheave block structure.

对一数值算例和补偿滑轮组变幅机构进行了多目标博弈求解，计算结果证明了博弈求解方法的有效性和可靠性。

Replace column bolt spring and it can be applied to small multifunctional clutch. Lock for hanging tube machine, hauling mode's trig, sectional wheel's abandon, overloading, and the locking up for the pulley group of crane's hook.

取代圆柱螺旋弹簧，适用小型化，多功能如炼焦炉门锁紧，离合器、吊管器锁紧、拉伸模、制动器锁紧，区轮舍去过载，超重机吊钩滑轮组的锁紧。

It has to be tall because it is like a giant block tackle, we have to lower into the ground haul out of the ground great lengths of drill pipe which are rotated by an engine at the top are fitted with a cutting bit at the bottom.

井架必须 ssbbww。 c om 很高， 8 Tt t 8。 com 它像一个巨型滑轮组。 sSBbWw 必须 ssbbww。 c om 把很长的钻杆一节节地钻入地下， 8ttt8.com 再从地下拉出来。钻杆顶部安装的发动机带动钻杆旋转，它的底部装有钻头。

Solid minerals separation processing machine, casting emery, metal-casting shaped boxes, model base board, force piston, plastic or rubber, injected plug and pressed plug, transfer shaft, crank and other transformation sections, bearing support, teeth pulley and other gearing speed variator, ball bearing, flywheel, chain wheel including pulley block.

固体矿物分选等处理机器，铸造砂。金属铸造用型箱，型模底板，阳模，塑胶或橡胶用注模或压模。传动轴及曲柄等传动部件，轴承座，齿轮及其它变速，传动装置，滚珠，飞轮及滑轮，包括滑轮组。

The mentioned method is applied to design of pulley block compensation in luffing mechan is m and the results show that the method is feasible and effective.

在滑轮组补偿变幅机构稳健优化设计中加以运用，结果表明该方法是有效的和可行的。

Steel column is fixed to special jig, slipping below the installation position by chain block and lifting by pulley block and windlass.

将钢骨柱固定在专用胎架上，通过倒链滑移至安装点下方后，采用滑轮组和卷扬机进行提升就位。

Company's products are divided into three categories: First, all kinds of electric hoist; Second, a variety of single-and double-beam accessories (wheel group, drum group, hook group, scheduled for pulley blocks, brake wheels, drive shaft); three, all kinds of coupling.

公司产品分为三大类：一、各种电动葫芦；二、各种单双梁配件（车轮组、卷筒组、吊钩组、定滑轮组、制动轮、传动轴）；三、各种联轴器。

Flywheels and pulleys, including pulley blocks ...

飞轮及滑轮，包括滑轮组。

Because of the difference of the workpieces,the height of the polisher must be adjustable,which is realized by use of pulley block .

介绍了木工用抛光机的主体结构，由于被抛光的工件高度不同，要求抛光机的机头高度可以上下调整，本设计中采用滑轮组实现了这一功能。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。