国产欧美日韩久久久久,国产av综合第一页

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"three" in Chinese : n. 1.三個人[東西]。 2.三歲，三時。 3.【板球 ...
"point" in Chinese : n. 1.尖頭，尖端；尖頭器具；〔美國〕筆尖；接種針，雕 ...
"support" in Chinese : vt. 1.支承，支撐；支持；支援，維護。 2.援助；擁 ...
"point of support" in Chinese : 承重點; 支撐點; 支承點; 支點
"support point" in Chinese : 支持點; 支持價位
"three-legged support" in Chinese : 三腳支架
"floating-point support not loaded" in Chinese : 浮點運算支持沒有裝入
"moment about point of support" in Chinese : 對支點的力矩
"network service support point" in Chinese : 網(wǎng)絡(luò)服務(wù)支持點
"nssnetwork service support point" in Chinese : 網(wǎng)絡(luò)服務(wù)支持點; 網(wǎng)絡(luò)業(yè)務(wù)支持點
"point and cup support" in Chinese : 尖桿杯座式支架
"point and slot support" in Chinese : 尖桿縫槽式支架
"point-and-slot support" in Chinese : 尖桿-縫槽式支架
"rigid point of support" in Chinese : 剛性支點
"two-point support launching" in Chinese : 兩支點下水

Three - point support gear boxes for cranes
起重機用三支點減速器
The main shuchural features of the new electric single - girder overhead travelling crane presented in this paper is as follows : using a special gisder section to provide simple production technology and light weight ; dopting hinged connection at one end between main glrders and end carrages instead of the rigid connection at both ends , eliminating the three - point supporting problem with the crane and thus improving the travelling perfomance ; extending crane wheels life contributed to the combination of no - flange crane wheels and horizontal rollers
提供種生產(chǎn)工藝簡單、自重輕的主梁截面，并將單梁起重機主、端梁的剛性連接改為端用鉸接連接，解決了在制造和軌道安裝時因誤差而造成的大車運行三條腿現(xiàn)象，提高了運行性能；用可調(diào)大車運行水平輪中心距的設(shè)計，代替帶輪緣的大車輪，提高大車輪的使用壽命。