For thick and thin coal seams, the formula of water-injection time and flowing quantity is obtained by using radial and surface parallel flowing, which will provide scientific basis and theory for water injection into coal seams.
本文将煤层注水中水渗流问题视为有动界面运动的渗流力学问题,针对厚煤层,薄煤层两种情况,分别用径向流,平面平行流导出了提前注水时间和流量的计算公式,为煤层注水预防冲击地压的工艺参数选择提供了科学依据和理论指导。
The semi freedom short circuit is superposed by parallel plane flow, confluence and ringy turbulence jet.
半自由状态下的短路流场是平行平面流、环形紊流射流及汇流叠加而成 。
WT5”BZ]The compressible linear stability theory and the method of multiple scales are used to study the problem of three dimensional nonparallel flow stability for boundary layers.
采用线性稳定性理论和多重尺度方法 ,研究三维可压缩的非平行流边界层稳定性问题。
In this paper, the characteristics of the crack parallel spout flow were investigated experimentally and numerically.
以实验与数值方法，对窄缝平行射流的风帘作为密封视窗可行性进行研究，通过比较不同的两股流出口流场，探索视窗的风帘对主流速度的影响程度，为在油雾场全息测量等场合，由窄缝风帘取代光学玻璃作为视窗的依据。
The MHD ( Magnetohydrodynamic) wave propagation inthe plasma region with the current which is parallel to background magnetic field has been studied,the effect of parallel current on the MHD wave dispersive relation has been explained in this paper,the characteristics of parallel current instability which is generated in the propagation of long wave length MHD has been pointed particularly.
并着重指出了长波传播过程中产生平行电流不稳定性的特点。
MEASUREMENT OF MAGNETIC FIELD FORCE BETWEEN TWO PARALLEL WIRES
使用CCD测量平行电流间的磁场力
Theoretical Analysis on Squeeze Flow of Electrorheological Fluid between Two Parallel Disks;
电流变液平行圆盘挤压流的理论分析
Operation Analysis of Homemade Capacitor in Zhengping Converter Station
政平换流站国产电容器运行情况分析
conductor rail (raillaid parallel to the tracks)from which a railway locomotive picks up electric current
导电轨（与路轨平行的轨道,可供机车导入电流）.
a low-resistance conductor connected in parallel with a device to divert a fraction of the current.
与转换电流小部分装置平行的低电阻导体。
The current from these parallel generators will add up to make a total flow of 500 amperes.
在这些平行电极间的电流总量可达到500安培。
low-level current mode logic
低电平电流型逻辑电路
paralleled plate electrode type phototube
平行平板电极式光电管
crossed parallelogram
平行四边形电流换向器方向转动的曲柄
Density Functional Theory on the Charged Hard-sphere Fluid Confined in Parallel Plates
平行硬壁间荷电硬球流体的密度泛函理论研究
space-charge balanced flow
【电子】空间电荷平衡流
phase balance current relay
相位平衡电流继电器
produces electricity; may have several primary or secondary cells arranged in parallel or series.
能够产生电流；几个主要的或次要的电池平行排列。
current balance type current differential relay
电流平衡式差动电流继电器
plane-parallel magnetron
平行平面电极磁控管
Use currents for electro acupuncture
通电流进行电针疗法
The duration of the end-plate current parallels the lifetime for channel closing.
终极电流的持续时间与通道关闭的持续时间相平行。
Building Process Management Platform of Electronic Operation and Maintenance System Based on Struts and Workflow;
基于Struts和Workflow构建电子运行维护系统流程管理平台
