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千斤頂，張拉千斤頂，千斤頂標(biāo)定，西安千斤頂

預(yù)應(yīng)力張拉千斤頂?shù)臉?biāo)定與保養(yǎng)方法？
2023/10/18 729
張拉千斤頂是用于張拉鋼鉸線等預(yù)應(yīng)力筋的專用千斤頂。張拉千斤頂需和張拉油泵配合使用，張拉和回頂?shù)膭?dòng)力均由張拉油泵的高壓油提供。常用的是前卡式千斤頂和穿心式千斤頂。為保證預(yù)應(yīng)力千斤頂張拉力的準(zhǔn)確性，需...
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千斤頂，張拉千斤頂，千斤頂標(biāo)定，西安千斤頂

預(yù)應(yīng)力張拉千斤頂?shù)臉?biāo)定與保養(yǎng)方法？

千斤頂，張拉千斤頂，千斤頂標(biāo)定，西安千斤頂

預(yù)應(yīng)力張拉千斤頂?shù)臉?biāo)定與保養(yǎng)方法？