rope block

基本解釋

The major products are the lift parts such as the car, hoist-way door, door machine , upper sill, speed governor, rope gripper, catch block , buffer etc.
銷售的主要產(chǎn)品：導向輪、轎廂、廳門、門機、上坎、限速器、夾繩器、安全鉗、緩沖器、繩頭組合、五方通話、導軌等電梯部件，廣泛應用于客梯、住宅梯、貨梯等各類電梯。
Lift the turned up pillar along the guiding track framework to the top of standard section, set the pillar horizontally on the standard section, put wire rope in the block.
用自裝吊桿吊起翻轉頂梁沿導軌架上升至已裝好標準節(jié)頂部定位，使頂梁平放在標準節(jié)的平面上用螺栓聯(lián)結緊固，并將鋼絲繩置于滑輪槽內(nèi)。
Equivalent triangle structure is constructed with hinged bar elements to precisely simulate the effect of wire rope pulley block in the finite element analysis of structure of construction machines.
在工程機械結構有限元分析中，采用鉸接桿單元構造等效三角結構，準確的模擬鋼繩滑輪組的作用。

We'll give it a name, but by linking that T to that T, we can also figure out the same T must be exerted on this one by Newton's third law, because if this block is the only one that could be pulling this rope with T.
我們先給它命個名,把這個 T 和那個 T 聯(lián)系起來,利用牛頓第三定律,我們可以知道這個 T 也一定作用在這個物體上,因為如果這個物體是唯一,受到繩子拉力 T 的物體
耶魯公開課 - 基礎物理課程節(jié)選