查询词典 threshold exposure

In this paper,the formula of calculation threshold velocity of non uniform sediment is established in consideration of their relative degree of exposure ,and the additional mass force,etc.

通过对附加质量力的概念及表达式和相对暴露度参数的引入，推出了非均匀沙起动公式。

An eight-hour, threshold limit value, time-weighted average of 5 ppm for exposure to silane in occupational environments has been established by the American Conference of Governmental Industrial Hygienists and adopted by the U.S. Occupational Safety and Health Administration.

在职业环境里暴露于硅烷的阈值极限的8小时时间权重平均值为5 ppm，这已经被美国政府工业卫生学者会议所确定，并被美国职业安全和健康管理局所采用。

Objectives To study the threshold dose to the developing central nerve system of rats and mice from prenatal exposure to tritiated water.

目的 研究大、小鼠出生前受氚水照射对发育中的中枢神经系统影响的剂量阈值。

Objectives: To establish the retinal injury threshold of 532nm laser exposure to rabbit.

目的：确定532nm激光对兔视网膜的损伤阈值。

Acoustic impedance changes and hearing threshold shifts after exposure to impulse noise or air-blasts were studied in guinea pigs.

本文利用豚鼠研究了脉冲噪声和空气冲击波暴露后中耳声阻抗的变化和听阈偏移。

Threshold shift immediately after noise exposure(115 dB SPL, 5 h).

无噪声对照组动物在整个实验过程中听阈稳定。

The effect of occupational noise exposure on hearing threshold shifts is studied in workers of paper recycling mill.

本研究目的在探讨某废纸回收造纸厂劳工暴露於噪音作业环境对听力与DNA损伤之影响。

The nonlinear threshold curing model and the exposure equivalent theory are proposed, and a mathematical model is developed for the SL process parameters.

设计并实现了LPS600A商品化激光固化成型机的控制软硬件系统，对SL成型机理、成型工艺以及激光扫描控制进行了系统的理论分析和实验研究。

The addition of multiple postnatal exposures to mercury in childhood vaccines would have more severe consequences in infants whose detoxification capacity is reduced or who may be closer to a dangerous threshold exposure.

这些解毒能力较差的婴儿在加上出生后多次的疫苗注射暴露到的汞，可能造成严重的后果，或是已接近危险暴露量的门槛。

Each wavelength of optical radiation has an associated threshold retinal exposure level that must be exceeded in order for retinal damage to be observed - shorter wavelengths are more effective in that less energy is needed.

对应每种波长的光都有一个极限值，超过这个极限值才能使视网膜受到损害。对於较短波长的光幅射，这个极限值的能量强度较低。

His female bullfighter Lydia gradually Health love, but she was in a vegetative state after the Bulls Zhuangcheng away from her, just because Lydia's ex-boyfriend showed more affectionate than he is like love.

他对女斗牛士莉迪亚渐生爱意，却在她被公牛撞成植物人后离她而去，仅仅因为莉迪亚的前男友表现出好似比他更深情的爱。

I know of none which are not easy to answer, but what I am trying to do now is only by a series of hints to throw some light on the narrow path of legal doctrine, and upon two pitfalls which, as it seems to me, lie perilously near to it.

我不认为有什么难以回答的问题，但我现在要做的仅仅是通过一系列线索，来给法律理论的狭窄路径以及在我看来离它近得危险的两个陷阱提供一些启示。