上浆机与整经机情况类似，需要加装护栏，光幕，地垫等一系列安全防护措施。

        但上浆机机械结构整改较多，需加装踏板，护栏，特殊机械锁等装置。

        The sizer is similar with the beamer which needs to install guardrails, safety curtain, mats and a series of safety measures.

         However, there is more  mechanical structure modification of the sizer which need to install the pedals, rails , special mechanical locks and other devices.