Yielding strength test: Cable shall not cause circuit breakdown, and cause short circuit between the conductor after tested by 15000 times return movement i. e. 30000 times of single route movement.
曲挠试验：在试验期间经15000次往复运动，即30000次单程运动后不发生电流断路，也不发生导体之间的短路。
Yielding strength test: Cable shall not cause circuit breakdown, and cause short circuit between the conductor after tested by 15000 times return movement i. e. 30000 times of single route movement.
曲挠试验：在试验期间经15000次往复运动，即30000次单程运动后不发生电流断路，也不发生导体之间的短路。
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