查询词典 perforated plate

Yin Gete shows the perforated pipe installed in the standard plate resistance is by the sound hole of the flow Mach number, and coefficient proportional to the beam.

因葛特证明，装在管路中的穿孔平板其标准的声阻是与通过小孔的流束的马赫数及系数成正比。

In this paper a finite element strength analysis and calculation for the following three types of boiler head perforated by large openings is performed with the help of a plate shell model: i.e., one without any reinforcemen...

理论与实验研究结果表明，本文建立的有限元模型用于大开孔封头强度分析是可行的，计算结果与实测吻合较好，实际应力没有超过材料的许用应力

Chain lockers to be provided with drain well of sufficient capacity, covered by perforated, removable and galvanised steel plate.

锚链舱中应布置有具有足够容量的泄水阱，阱的顶部装有镀锌钢板制成的可拆型多孔板。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。