with repeated exposure over time, you cross that threshold, and your body reacts.
但反复长时间暴露在这些过敏原中，你便超越了那个界限，身体便会有所反应。
Linear No Threshold (LNT) - the methodology to calculate risk from exposure to radioactive elements from the Fukushima Daiiachi disaster.
线性无阈(LNT) - - - - -计算暴来自福岛核放射性元素灾难风险的方法。
The experiments in mice showed that the drugs could reduce by about five decibels the permanent threshold shift that can occur after noise exposure.
这项在老鼠身上的实验显示这些药物在噪声暴露之后能够将永久性听阈位移降低五个分贝。
Diagnosis should include history of exposure to radiation, which dose exceed the dose threshold, and typical clinical characteristics.
诊断时应有明确的射线接触史，并超过剂量阈值，出现典型的临床特征。
To determine and analyze both groups' temporary threshold shift (TTS) following high level noise exposure.
测量两组高强度噪声暴露后的暂时性阈移(TTS)。
Results The cochlear blood flow and noise-induced level of temporary threshold shift were not affected by different concentration of Propranolol during noise exposure.
结果在噪声刺激期腹膜内注射不同浓度普萘洛尔，对耳蜗血流和噪声暂时性阈移无影响。
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。
The measurement of the threshold of seismesthesia between 172 workers with vibration exposure and 308 controls were reported by using the AU-02A type device.
本文用AU-02A型振动觉测定仪测定了172名接振工人和308名对照者的振动觉阈值。
The threshold levels of risk exposure which, when exceeded, will trigger an Exception Report to bring the situation to the attention of the Project Board.
越来越多的风险超出了风险阈值水平时，会引发一份例外报告，以便引起项目管理委员会对局势的关注。
The threshold levels of risk exposure which, when exceeded, will trigger an Exception Report to bring the situation to the attention of the Project Board.
越来越多的风险超出了风险阈值水平时，会引发一份例外报告，以便引起项目管理委员会对局势的关注。
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