性做久久久久久坡多野结衣-性做久久久久久久久浪潮-性欲影院-性影院-国产精品线路一线路二-国产精品兄妹在线观看麻豆

     WE-B系列數顯*材料試驗機采用電液數顯和手動液壓加載、主體與控制框分置的設計，具有操作方便，工作穩定可靠、試驗精度高、加力平衡的特點，適用于金屬，水泥、混泥土、塑料等材料的拉伸、壓縮、彎曲、剪切試驗。                                                                                                               建議在滿足下列條件下的環境中安裝和使用設備；                                                                         a 、清潔、干燥 、無振動，周圍有供試驗和維護用的空間【小于0·7m】                                            b、室溫為10度--35度。                                                                                                                 產品規格和主要技術指標見附表                                                                                                     zui大試驗機1000KN ,扁試樣鉗口夾持厚度0-15mm                                                                            試驗力測量范圍50-1000KN,扁試樣鉗口夾持寬度75mm                                                                    壓盤尺寸160mm，試驗力分辨率0·01KN,彎曲試驗兩點間zui大距離450mm                                         zui大拉伸試驗空間700mm，彎曲支滾寬度140mm，zui大壓縮空間380mm，彎曲支滾直徑40mm