作业

A new active heave compensation system was proposed,based on a differential planet transmission mechanism.

波浪补偿系统是伴随着海上作业日益发达和频繁而产生的一种新型吊装作业系统。

according to the prescripts and requests of the oil deport operation safety management, we build up a mothod of oil deport operation safety risk evaluation based on eta.

小 摘要：根据油库作业安全管理规定和要求，研究形成了一种基于eta的油库作业安全风险评估方法。

Operations, should be timely to take away the harmful welding gas, poor ventilation in the cabin or container operations, should be installed ventilation equipment.

作业时，应及时排走焊接中产生的有害气体，在通风不良的舱室或容器内作业时，应安装通风设备。

But in those selective junior and senior high schools and universities, which one would let you move up as you wish? That has led to the overwhelming pre-examination coaching classes that currently go on, resulting in the embarrassing situation of "few school assignment, a lot of home work".

但是那些重点初中、高中、大学，哪一个说直升就直升的，也导致了现在的考前辅导班泛滥，就形成了&学校作业少，课外作业多&这一尴尬的境况。

Based on the principle of "Giving first place to safety and laying stress on prevention" and requirements of power safety production, the whole-process safety identification system was established with emphasis on the key points of protection device checking, electrical equipment maintenance, preventive tests, and safety-related operational work. The system is expected to ensure safety of site operation of 500kV substations and prevent happening of faults due to operational and managerial peccancies.

阐述坚持&安全第一，预防为主&的原则，按照现有电力安全生产的各项措施要求，针对500kV变电站内保护装置校验、电气设备检修、预防性试验及运行操作中涉及安全的关键节点，从作业准备、实施到结束，全过程地建立安全鉴证制度，确保500kV变电站现场作业安全，遏制各类行为性违章和管理性违章造成的人身、电网、设备事故的发生。

To further optimalize technical process of coal preparation plant,enhance automation control degree,Guhanshan Coal Mine Coal Preparation Plant combine PLCcontrol technology with production's request and characteristic of actual technique.According to these methods,continuous working of many equipment can be controlled automatically,operating personnel quantity and labor intensity also can be reduced,product quality question and safety incident caused by personnel,equipment operation...

为了进一步优化选煤厂工艺流程，提高自动化控制程度，采用PLC控制技术与实际生产工艺的要求和特点相结合的方式，实现了自动化控制多台设备连续性作业，降低了作业人员数量和劳动强度，有效减少了人员、设备操作等因素造成的产品质量问题和安全事故，提高了生产工艺中高精度控制的准确性。

10 XJTLU Undergraduate Handbook 29 Work received more than five working days after the submission deadline will receive a mark of zero unless there are mitigating circumstances.

超过规定日期 5 天后交作业，作业考核为零分(除非是减轻情节的情况下)。

Missing or late assignments will receive a "zero" grade in evaluating the homework contribution to the final grade.

在期末作业成绩部分，没交或迟交的作业将以零分计算。

Presenting subjects manipulated mental workload with five tests, including Raven's Standard Progressive Matrices and four subtests of Wechsler Intelligence Scale for Chinese-Children revision in 60 to 70 minutes. Reading velocity, mistake rate, index of mental capacity in Number Cancellation Test and test time, the right number of tracking lines in Visual Tracking Test were calculated and compared between the two groups.

以瑞文标准推理测试、韦氏智力量表中部分项目测试60~70min作为脑力作业负荷，负荷前、后分别进行划消试验和视觉追踪测验，统计划消试验的阅读速度、错误率、脑力工作能力指数，统计视觉追踪试验的完成时间及正确数，分析脑力作业负荷对肥胖组和对照组各指标的影响及2组间的差异，分析肥胖青少年注意能力的特点。

Adolescents of the two groups were paired according to age groups, height, schooling level and parental educational level. Average scores of all indices were calculated and compared between the two groups. Mental workload was manipulated by presenting subjects with five tests, including Raven's Standard Progressive Matrices and four subtests of Wechsler Intelligence Scale for Children-Chinese revision in 60 to 70 minutes.

以瑞文标准推理测试、韦氏智力量表中部分项目测试60～70min作为脑力作业负荷，负荷前、后分别进行划消试验和视觉追踪测验，统计划消试验的阅读速度、错误率、脑力工作能力指数(index of mental capacity，IMC)，统计视觉追踪试验的完成时间及正确数，分析脑力作业负荷对肥胖青少年推理能力、智力及注意力等认知功能的影响及两组间的差异，并分析肥胖青少年注意力的特点。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。