The conventional equipment for measuring the strength of various construction materials is the hydraulicmaterial testing machine.
测量各种建筑材料强度值的常用设备是液压式压力试验机。
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The Rapidly Emplaced Hydraulic Arch Barrier, made of the same material as the other two devices, can be put in place around a plugged breach to keep it sealed and dry once the plug has been removed.