表示真空管道通过气体的能力。单位为升/秒（L/s），在稳定状态下，管道流导等于管道流量除以管道两端压强差。符号记作“U”。 U＝Q/(P2- P1)
Then the flow rate characteristics are virtually measured with simulation results which is close to the ISO6358 result that the relative errors of sonic conductance and critical pressure ratio is about 1% and 3%.
最后利用仿真结果确定了放气电磁阀的流量特性参数和ISO试验台测量得到的结果非常接近,声速流导相对误差约1%,临界压力比相对误差约为3%。
参考来源 - 放气电磁阀流量特性的虚拟测试研究·2,447,543篇论文数据，部分数据来源于NoteExpress
固定流导法采用的是分压力测量技术，对质谱分析室的漏放气率的指标要求不高。
Constant conductance method USES partial pressure measurement technology, which has no strict request to outgassing rate of mass spectrum analysis chamber.
在真空系统的设计中，一般涉及到流态判别、流导、泵的抽速和系统的压力等参数。
In design of a vacuum system, generally it concerns distinguishing the regions of gas flow, the conductance of tube, the pumping speed and the pressure of system etc.
根系径向流的水力学性质主要是根的径向水流导度，它取决于根径向水流通道的状况。
The radial hydraulic properties of root could be described as two components: radial hydraulic conductivity and water flow pathways.
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