其次，电力网络的典型网络结构有环网、放射型、单端供电型、双端供电型等形式。
Secondly the power network's the typical feature are loop structure , radial type, supply fed at one end and supply fed at two ends.
实例分析表明，由于桩侧负摩阻力的影响，单桩承载力大为降低。产生负摩阻力的土层，不宜采用端承型桩基。
The greatly reduced capacity of a single pile resulting from the negative friction leaves the end-bearing pile unsuitable in the backfilling soil.
和高温型单头(单端)电热管(电热棒)。
And high temperature-the first single (single side) whatever (electric Stick).
摘 要 ：本文介绍了UC3842在单端反激式PWM型开关电源中的应用。
The application of UC3842 in single-ended flyback PWM SMPS is introduced in this paper.
摘 要 ：本文介绍了UC3842在单端反激式PWM型开关电源中的应用。
The application of UC3842 in single-ended flyback PWM SMPS is introduced in this paper.
应用推荐