1) perforation rate
穿孔速率
2) punching rate
穿孔率
1.
Sysnoise software was used to study the transmission loss of dual-perforated-tube mufflers with different punching rate in this paper.
首先用Sysnoise软件对不同穿孔率的消声器传递损失做了分析,发现不同的穿孔率对某些频率的降噪作用相同。
3) piercing efficiency
穿孔效率
4) efficacy of electroporation
电穿孔效率
5) drilling rock rate
钻孔速率
1.
To improve highway tunnel s rock stability classification,the authors introduced the drilling rock rate as included in the classical surrounding rock stability appraisal system,developed a new classification method based on improved back-propagation ANN and considering drilling rock rate.
为了有效的进行公路隧道围岩稳定性超前分类,将台车钻孔速率引入到围岩稳定性评价指标体系中,通过增加动量因子和设置自适应调整学习率的方法建立了改进型BP神经网络的围岩分类模型。
6) steam pass through velocity
蒸汽穿孔速度
补充资料：成都无缝钢管厂管坯在菌式穿孔机上穿孔
成都无缝钢管厂管坯在菌式穿孔机上穿孔
成都无缝钢管厂管坯在菌式穿孔机上穿孔
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条