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數顯式井蓋壓力試驗機批發
產品簡介：JEY系列數顯式井蓋壓力試驗機根據CJ／T3012-1993《鑄鐵檢查井蓋》、CJ／T121-2000《再生樹脂復合材料檢查井蓋》和JC88 		2018-12-06
電液式抗折抗壓試驗機生產基地
產品簡介：1、YAS系列本試驗機主要用于混凝土試件、水泥，膠砂及紅磚等建筑材料的抗壓強度和抗折強度試驗試驗。本試驗機是根據GB 		2018-12-06
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