目的分析远洋测量船噪声强度对作业人员听力的影响。
Objective to explore the hearing changes in seamen exposed to oceangoing vessel noise.
本文中定义的噪声条件包括噪声强度及噪声分布密度两个因素。
The noise conditions defined by the paper include two factors:noise strength and noise distribution density.
冠心病病人的右冠状动脉壁最低回声强度与其周围组织的差值最大。
The difference of minimum echo intensity of the right coronary wall in the coronary heart disease group was the biggest.
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