Objective to study on essential hypertension risk factors of the high incidence in traffic officers. In order to provide evidence for prevention and control of hypertension.
目的研究行车人员原发性高血压高发的危险因素，为预防和控制高血压提供依据。
Objective: to explore the motor vehicle drivers' risk factors for the road traffic injury and to provide scientific evidence for road traffic injury preventing and control.
目的：探讨道路伤害中机动车驾驶员的危险因素，为进一步开展交通道路伤害预防提供科学依据。
The highway is designated a control area with the objective of ensuring safe and efficient traffic operation on it.
该公路被列为管制区，旨在确保该公路的交通安全和提高效率。
The highway is designated a control area with the objective of ensuring safe and efficient traffic operation on it.
该公路被列为管制区，旨在确保该公路的交通安全和提高效率。
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