Mechanical operation simple, maintenance easy, use 20KHZ low noise ultrasound, prevent noise interference.
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This treating method can be widely used in the industrial and civil buildings in collapsible loess areas because of its simple process, better treating effect and shorter mechanical operation period.
这种处理方法工艺简单，处理效果较好，机械作业工期短，可广泛用于湿陷性黄土地区的工业与民用建筑。
The composite material member prepared from the preform has the characteristics of good mechanical property, simple preparation method, convenient operation and low cost.
由该预成型体制备的复合材料构件力学性能好，其制备方法简单，操作方便，成本低。
With purely mechanical construction and no need of outside power, the device's working principle as well as its operation and maintenance is very simple.
该装置主体结构采用自力机械式结构。原理简单，无需外部电源，操作使用、维修保养方便。
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