電梯配重鐵
電梯配重(zhong)鐵(tie)(tie)工作原理:配重(zhong)鐵(tie)(tie)一般按造型(xing)(xing)方法(fa)來分類,習慣上分為普通(tong)砂(sha)型(xing)(xing)配重(zhong)鐵(tie)(tie)和 重(zhong)鐵(tie)(tie).普通(tong)砂(sha)型(xing)(xing)配種配重(zhong)鐵(tie)(tie)包括濕砂(sha)型(xing)(xing),干砂(sha)型(xing)(xing),化學硬(ying)化砂(sha)型(xing)(xing)三類. 種配重(zhong)鐵(tie)(tie)按造...
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