提升装置的天轮、卷筒、主导轮和导向轮的最小直径与钢丝绳直径之比,摩擦轮式提升装置的主导轮,无导向轮时不小于
更新时间:2024-11-24 01:29:53 A、60B
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AtanyrateIdidnotsucceed_______myselfunderstoodbyyou.
Peoplewhocan’t_______betweencolorsaresaidtobecolor-blind.
Whydoyoublamehimforhispoorjudgmentonthematter______hereallyneedsisencouragement?
Pleasewriteareport_______theabovesubjectsaretobecovered.
CharlesSmith,______wasmyformerteacher,retiredlastyear.
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