Good effect of cutting brittle materials such as concrete by premixed abrasive water jet shows that this clod cutting technology has a unique advantage in the schoolwork under urgent conditions.
前混合磨料水射流对混凝土等建筑脆性材料具有良好的切割效果，在易燃易爆等应急场合进行切割作业具有独特优势。
The rock cutting techniques under deep water of practical application should consider the relations between cutting times, jet horizontally moving velocity and efficiency.
在深水环境条件下岩石切割技术的生产实际应用中，要综合考虑切割次数和射流横移速度与效率的关系；
Under-water oxygen-arc cutting technology is easy for operation and widely used.
水下氧弧切割技术是一种方法简单，应用广泛的技术。
It can achieve cutting work in the air or under water (or cleaning).
可以在空气中或水下进行切割(或清洗)作业。
It can achieve cutting work in the air or under water (or cleaning).
可以在空气中或水下进行切割(或清洗)作业。
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