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- total noise exposure level 总噪声暴露级
- Noise exposure level of overhead-traveling crane drivers in this mill was over 85 dB(A),these workers should be brought into the Hearing Conservation Program for improving their health. 该厂吊车司机噪声暴露水平已超过85 dB(A)的国家标准,应纳入听力保护计划以保护吊车司机的健康。
- noise exposure level 噪声暴露级, 噪声暴露水平
- Difference in Personal Noise Exposure Levels between Workers Exposure to Continuous and Non-continuous Noise 两类噪声作业工人个体噪声暴露特点的观察
- The average level of occupational noise exposure of female workes of Anqing Textile Factory and urban community were 98.1 dB and 58.1 dB respectively. 应用单因素的卡方检验和方差分析及多因素的广义线性模型分析得到如下研究结果:(1)纺织厂女工职业噪声暴露的平均值为89.;1dB;社区工作的对照女工噪声暴露的平均值为58
- Then multiply by the square root of the BW in Hz gives the total noise voltage. 然后被在赫兹中的 BW 的正直根繁殖给总噪音电压。
- INTRACRANIAL SOUND PRESSURE LEVELS DURING IMPULSSE NOISE EXPOSURE Saljo A. 在噪音刺激下颅内声音压力水平。
- The minimum exposure level that will produce a saturated output signal. 中义能产生饱和输出讯号的最低曝光等级。
- The changing trend of CBF and the effect of 654-2 on the CBF after noise exposure were discussed. 方法把豚鼠分成对照组、损伤组与654-2防治组,在噪声暴露后不同时期,用激光多普勒血流计监测CBF的变化。
- According to the simulation results there exists an optimal degree of pumping directionality, at which the total noise power drops to its lowest value. 不同的增益下存在对应的最优抽运方向度,在此抽运方向度下放大器总噪声最低。
- Objective To study the effect between industrial noise exposure and health in automobile workers. 目的研究汽车制造业噪声暴露对作业工人健康的影响。
- On this basis, the Secretary of Labor had set the permissible exposure level for workers at 1 ppm (part per million), which he considered the lowest feasible level. 根据这一点,劳动部长已把工人的允许接触水平规定为百万外之一,他认为这是最低的可行性水平。
- The total noise changes complexly.When the bubble cavitation turns on the sheet cavitation, the total noise will reduce suddenly although the cavitation number becomes smaller. 噪声总声级的变化较为复杂,由泡空化状态转换到片空化状态,空化数虽然减小,但总声级会突然降低。
- It is important that the same exposure level is used for each shot in your series, as this will make stitching easier and less noticeable. 同组内每张照片都保持相同的曝光水平是非常重要的,这将使拼接变得非常简单,拼接的痕迹也难以发现。
- Examples show that the reformed method can fix on the structure radiant sound status in total noise and the detailed phonation part quickly and correctly. 通过应用实例分析证明,该方法能快速准确地确定结构声在总噪声中的地位和结构的具体发声部位。
- Objective: This panel study aimed to investigate effects of occupational noise exposure on ambulatory vascular structural properties in male workers. 目的:探讨职业噪音暴露对男性工人之动态血管构造特性的影响。
- Objective To find out exposure level and distributional characteristics of risk factors for stroke in sampling population among communities. 摘要目的了解我国四城市40岁以上人群脑卒中危险因素暴露水平及其地区分布特征。
- The result showed that after 95 dB (SPL) intensive noise exposure, the amplitude induced was augmented evindently after 1 kHz tone burst (P<0. 05). 结果在95dB(SPL)强噪声暴露后;1kHz短纯音引起的波幅明显增大(P<0.;05)。
- Nurminenn T(1989),Kurppa K:Occupational Noise exposure and course of pregnancy . Scand J Work Environ Health 15: p117-124.. 吴聪能;张博雅(1991);噪音曝露与血压关系之研究;行政院卫生署.
- Be responsible for accident preparedness, prevention programs, occupation industrial hygiene exposure level monitoring and environment performance monitoring periodically. 负责事故应急准备预防职业安全卫生接触等级的监测以及环境绩效的定期监测;