结果：快径与慢径的顺传ERP有极显著性差异（P＜0．001）。
Results: There existed a significant difference in anterograde ERP of fast and slow pathways(p<0. 001 ).
目的对房室结慢径消融术后快径路前传不应期的变化与房室结传导特性的关系进行分析。
Objective to analyze the relation between the changes of fast pathway antegrade effective refractory period after slow pathway ablation and the conductive features of atrioventricular node.
组，慢径消融后其快径前传功能不应期和有效不应期缩短不明显，随访期间有5例复发心动过速。
C group, function refractory period and effective refractory period not obviously shortened after slow pathway ablation, tachycardia for 5 patients while following up.
由于管径小，工质流动速度快，可以不考虑管内两相工质间的相互作用。
Because of short diameter and fast flow of fluid, effect between the two-phase fluids can be ignored.
其特点具有启闭速度快，具有中心向两边调节流量的优点，使得通径介质始终是从中心向周边均匀调节通过。
Hoist speed and the advantage of flow from center to two sides to make path media uniform regulation through center to around.
而基于双层符号常数模的多径水声信道盲均衡器，具有收敛速度快，超量均方误差和计算复杂度小等特点。
The DSCMA-based multipath underwater acoustic channel blind equalizer has many features such as fast convergence, low excess mean square error and low computational complexity, etc.
高间距和短径支撑会尝试拉飞机非常快。
The high pitch and short diameter prop would try to pull the airplane very fast.
但作为一个无线通信系统，所传输的信号必然受到无线信道的多径快衰落影响从而降低信号的接收质量。
However, as a wireless communication system, the signal transmitted on the wireless channel should be affected by multipath fast fading and the received quality of the signal will be lowered.
地径和苗高年生长节律表现为慢-快-慢的“S”型生长规律。
For all poplar clones, annual growth rhythm accorded with "S" curve both in seedling height and ground diameter.
地径和苗高年生长节律表现为慢-快-慢的“S”型生长规律。
For all poplar clones, annual growth rhythm accorded with "S" curve both in seedling height and ground diameter.
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