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電梯配重鐵
電梯配(pei)重(zhong)(zhong)鐵(tie)工(gong)作原理(li):配(pei)重(zhong)(zhong)鐵(tie)一般按(an)造(zao)型(xing)方(fang)法來分類,習慣(guan)上分為普通(tong)砂(sha)型(xing)配(pei)重(zhong)(zhong)鐵(tie)和 重(zhong)(zhong)鐵(tie).普通(tong)砂(sha)型(xing)配(pei)種配(pei)重(zhong)(zhong)鐵(tie)包括濕砂(sha)型(xing),干砂(sha)型(xing),化(hua)學(xue)硬化(hua)砂(sha)型(xing)三類. 種配(pei)重(zhong)(zhong)鐵(tie)按(an)造(zao)...
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