That is to vaccinate a pullet flock at least twice for IBD.

Various speeds may be obtained by the use of large and small pulley.

利用大小皮带轮,可以获得不同的速度.

The simplest machine is the pulley.

最简单的机械就是滑轮了.

The children contrived a pulley to lift things into their tree house.

这些小孩子设计了一个滑轮,可以将东西吊进他们树上的房子.

Each pulley quadruples the amount of weight a single kite can pull.

每个滑轮的重量是每只风筝载重量的4倍.

Turn of belt pulley to regulate graduated dial and pressthe one button to change needle gauge.

转动皮带轮以调整刻度盘并按一个按钮即可方便的改变机器的针距.

Attach the pulley which is held by hand with screws.

用螺丝安装皮带轮的手持部分.

A single movable pulley moves with the load.

一个单独的可动的滑轮和负荷一起转动.

Companies mainly engaged in steel hammer and a pulley cable products and related research and development.

公司主要从事钢锤和滑轮索具类产品及相关的研制与开发.

Spindle pulley or the Gear assembly.

主轴齿轮或滑轮大会.

Is a collection of professional agricultural pump aluminum pulley, the pulley washing machine aluminum enterprises.

是一家集专业农业泵铝合金皮带轮 、 清洗机铝合金皮带轮的企业.

The peak on the outlet was higher, especially on the pulley with larger pitch radius.

山顶上的插座, 尤其明显高于与较大的音高半径滑轮.

The pulley is considered one of the five simple machines.

滑轮被认为是五种简单机械之一.

The worker threaded the wire through the pulley.

工人把金属丝穿在滑轮上.

Constriction and self tightening function of V belt pulley is demonstrated in this paper.

文中详细介绍了三角带轮的构造自动张紧原理.

Loading of the tendon repair against an intact major pulley adversely affects repair strength.

在完整滑车存在时肌腱负载时肌腱修复强度明显减弱.

The linear speed of ratio of a pulley is in proportion to its diameter.

滑轮的线速度比率与它的直径成正比.

Younger teens then yank the rocks up with a pulley.

年龄稍小一点的用滑轮将岩石一筐一筐的拉出来.

A pulley or a system of pulleys set in a casing.

滑轮,滑轮组安装在机械外壳中的滑轮或滑轮组.

a system of ropes and pulleys

绳索滑轮系统

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.