n.欠载(轻负载)

vt 负载不足.

Following an extended period of underload, a sudden shift to higher workload can have negative effects on efficiency for tasks that require sustained attention. 在持续了一段时间的低工作强度的工作之后，突然到来的高峰会对一个要求注意力和警觉的工作产生负面的影响。

If you are suffering from headaches, fatigue, and recurrent infections, it may be underload syndrome. 如果你有头痛、疲劳、和容易生病的状况产生，那可能是因为过低的挑战感所导致的症状。

People who lack stimulation in their working livesare likely to be depressed and suffer from "underload syndrome". 工作上缺少动力的人有可能会表现得抑郁，还可能会患上“动力不足综合症”。

Themost common health complaints triggered by underload syndrome areheadaches, fatigue and recurrent infections;it is also a cause of milddepression. 该综合症最常见的病征有头痛、疲劳以及多发性感染，它还有可能引发轻度抑郁。

Based on the analysis on the operation of conveyor,point out the phenomenon of no-load and underload exsting in operation.Direct to these problems puts forward some improvement measures. 通过对煤矿输送机运行进行分析,指出了煤矿输送机在运行中存在空载运行、欠载运行和大马拉小车现象,并针对存在的不合理问题提出若干改进措施。