1) pitch to diameter ratio
距径比(栅距与棒径之比)
2) pitch to diameter ratio
距径比(栅距一棒径比)
3) radius-center distance ratio
径距比
1.
The curves which describe the relation of radius-center distance ratio and area utilized coefficient,theoretical flow,actual flow,volume efficiency η_v are calculated respectively.
通过对渐开线型三叶罗茨风机的设计参数的分析,计算出了径距比Rm/a与面积利用系数λ、理论流量Qth、实际流量Qs及容积效率ηv的相关曲线,并确定了径距比Rm/a的合理选择范围。
4) screw-pitch and inner diameter ratio
螺距内径比
1.
Five different mixing chamber geometries are tested experimentally with the stoichiometric gasoline-compressed air at frequency of 6 Hz and the effect of screw-pitch and inner diameter ratio on the performances of PDE is investigated.
实验针对爆震频率为6Hz、当量比为1的汽油和压缩空气混合气,实验研究了脉冲爆震发动机模型混合室内5种不同扰流螺纹螺距内径比对其性能的影响。
5) diameter ratio
直径螺距比
6) pitch diameter ratio
螺距直径比
补充资料:径距
分子式:
CAS号:
性质:入射荷电粒子到完全停止时所经过的轨迹长度。可由dx/dE的积分式给出,E从初始能量值E0到0。由于能量丢失的偏差的存在,导致径距“误差”的出现。
CAS号:
性质:入射荷电粒子到完全停止时所经过的轨迹长度。可由dx/dE的积分式给出,E从初始能量值E0到0。由于能量丢失的偏差的存在,导致径距“误差”的出现。
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参考词条