Results: ①High job demands or lacking job resources predicted emotional exhaustion,and lacking job resources was the main factor to predict depersonalization and reduced personal accomplishment.
Conclusion: High job demands or lacking job resources leaded to job burnout of police officers,which resulted in quitting office intention and the problems of physical and mental health.
(4) The job engagement JDR model research showed that job demand and job resource both had significant predictive effects on vigor and absorption, and only job resource had significant predictive effect on dedication.
As mixed gas flux is 700cm3/min and H/O=2∶1,the temperature of the micro combustor wall is about 1500K,which matches working requirement of the micro TPV system.
With the development of science and technology, in order to satisfy working requirement of machine in state of high speed, quality and pressure, it comes to be a very important subject to control mechanical vibration in mechanism design and manufacture.
Based on the effect feature of coal mining projects and the latest developing trend of environment impact assessment ( EIA), the method and basic working requirement of EIA rank of groundwater in coal mining block, which will be defined by the type of mineral deposit exploration, is presented.
On the basis of identified working requirement of base adapter dismantlement machine, a distribution measurement and control system was put forward, which PLC was used as core of system and IPC was used as supervisory control computer.
Based on the work demand,Structure and principle of s li ding bearing work bench,the author designed the data communication system for th e dynamic testing. The sampling anolog signals can be correctly transferred to PC by 8031 SCM via serial asynchronous communication of A/D transformer.
(4) The long and enormous work demand for nurses affects emotional exhaustion directly, their work demand affects depersonalization through emotional exhaustion indirectly, and the work demand has a negative effect on depersonalization;
While implementing "Five Prohibitions" to strengthen the internal administration of public security, we should further clarify work demand, and carry them out in a broad way;
According to the work demand, the design characteristic of the matched electromotor is suggested, such as the slot shape of the steel slice, the slot number of the stator and rotor, the type of the roll group, the rise of temperature, the end voltage of the capacitor and the moment of the start.
However, job demands influenced the association between coffee consumption and anxious mood in men, and those who experienced high job demands drank more coffee on days on which they felt anxious.
The mean t-PA activity in workers with lower and higher job demands was 0.23 and 0.18 IU/ml respectively, and this difference was significant (P >amp;lt; 0.05).
Objective: To determine the effects of the job demands-control model on arterial blood pressure, serum total cholesterol, and smoking in male daytime and rotating-shift workers in Japan.
However, individual variables of job demand, job control, and worksite social support were not significantly associated with the risk of absence from illness.
Objectives: This study was undertaken to examine the association between sickness absence in Japanese employees and job demand/control and occupational class as psychosocial work characteristics.
We propose that two evolutionarily divergent compensatory mechanisms for increased work demand exist in the mammalian heart: MHC regulation in rodents and essential MLC regulation, of cardiac contractility, in humans.
A DP algorithm suited to instances of moderate size is used to determine the optimum work assignments that minimize the total labor cost, while satisfying the work demand under the stated constraints.
工作要求
job demands
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