Experiments with the rock breaking ability of star-shaped jet is presented in this article.
在淹没和非淹没条件下对星形喷嘴射流的破岩能力进行了实验研究。
It is found that under the non-submerged condition, the rock breaking ability of star-shaped jet is greater than that of round jet;
结果表明,在非淹没条件下,星形喷嘴射流的破岩能力高于常规圆形喷嘴射流;
High-voltage synthetic circuit which is a kind of economic and effective test equipment works very well in breaking ability test for high-voltage switch.
高压合成回路则是一种用于高压开关分断能力试验的经济有效的试验装置,能较好地反映开关的开断能力。
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