On the practical base, the article analyzes endanger of low-voltage motor control circuit without fuse and necessary of fitting the fuse in the circuit.
在实践的基础上，分析了低压电动机控制回路不装熔断器的危害性，及其装设熔断器的必要性。
To resolve the large time jitter error of middle-long range action in UWB fuse systems, a novel time system base on crystal frequency division has been proposed.
为解决中远距离超宽带引信中的距离延迟和缓解延迟时间的大抖动误差，本文提出了一种基于晶振分频的时间系统。
The impact energies in fuse line (FL) and heat-affected zone were evidently lower than the values of base metals.
熔合线处和热影响区的低温冲击功相比母材均显著降低。
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