人为地切断堵塞装置中的冷却流量而引起钠沸腾和元件熔化事故。
The cooling flow within the cage has been artificially interrupted in order to cause sodium boiling and fuel melting.
测井数据误差来源归纳起来有四种：方法误差、环境误差、装置误差和人为误差。
There are four kinds of error sources for logging data: method error, environment error, instrument error and error caused by negligence of operators.
测量装置与工作压头自动切换，减少人为震动。
Measure to equip to press with work the head cut over automatically, reducing the artificial vibration.
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