对重是电梯曳引系统的一个组成部分,其作用在于减少曳引电动机的功率和曳引轮、蜗轮上的力矩。 对重的结构没有固定的形式,但不论何种形式,在对重的四个角上都应设置四只导靴,以保证对重在电梯运行时沿着对重导轨垂直运行。 对重装置位于井道内,通过曳引绳经曳引轮与轿厢连接。在电梯运行过程中,对重装置通过对重导靴在对重导轨上滑行,起平衡作用。对重装置由对重架和对重铁块两部分组成。一般客梯采用1:1吊索法的对重装置。
n. counterpoise
misc. counter-weight
...机房;井道;紧急报警装置;对重;缓冲器;底坑;轿厢装潢; [gap=532]Keyword]: room; shaft; emergency alarm device; counterweight; buffer; pit; elevator car decoration; ...
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有效应对重大挑战 to effectively respond to major challenges
绝对重力仪 [地物] absolute gravimeter
绝对重量 [物] absolute weight ; a olute weight
对重装置 [机] counterweight ; Counterweight Device
绝对重力势 absolute geopotential
相对重量 relative weight ; LVRW
原子的绝对重量 absolute atomic weight
相对重要性 Relative importance
对重装置顶部安全高度 [建] clearance top counterweight ; top counterweight clearance ; tocounterweight clearance ; clearance tocounterweight
你怎么能忽视医生意见的绝对重要性呢?
对重视人际关系的人,护理工作很有吸引力。
Nursing attracts people who place relationships high on their list of priorities.
他的工作就是要记录政治家是如何对重大问题进行投票的。
So, imagine the pig has a heavy collar and to reward the pig for walking forward you might remove the heavy collar.
所以,想象这头猪带着很重的项圈,作为对这头猪向前走的奖励,你可以把项圈拿掉。
In other words what happens to people's health as they lose weight and then regain it repeatedly over a period time?
换言之,在一段时期内反复增重减重,对人们的健康有什么影响
And what was known about alpha particles at the time is that they were these charged particles and that they were very heavy.
当时对alpha粒子的理解,是它们是带电的而且非常重,有谁知道的,比Rutherford时代的多吗。
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