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- For the acute exposure duration, there expressed the dose-thresholds and time-thresholds in the effects of Cu2+ on the activities of CAT, POD and SOD in two macrophytes. 在7天内Cu~(2+)对水盾草和金鱼藻CAT，POD，SOD活性的影响存在剂量和时间的阈值。
- Horstman DH. The relationship between exposure duration and sulfur dioxide induced bronch constriction in asthmatic subjects. Am Ind Hyg Assoc J 1988; 49(1): 38. 文保元.;二氧化硫急性肺损伤的远期效应
- However, this occurred only when the exposure duration was 500 ms but not when it was 200 ms, showing that texture segregation can occur inattentively but it takes time. 然而这样的影响只发生刺激时间呈现为500毫秒而非200毫秒。
- The results showed that the frequency of micronuclei by both methods increased steadily and correlated with the exposure duration,while the binucleated method showed more sensitive. 结果显示，两种检测方法的外周血淋巴细胞微核率均随工龄增长而上升，且呈线性正相关。双核细胞法较常规法敏感，且可减少计数误差。
- The results of numerical simulation show the lesion of photoaging skin can be selectively damaged if the wavelength, exposure duration and exposure dose of irradiated ligh are reasonably selected. 数值模拟的结果表明:合理选择光辐射波长、辐射曝光时间和曝光剂量,可以选择性的热破坏光老化皮肤中的病损组织。
- I threatened him with public exposure. 我威胁说要向公众揭发他。
- He finished the work of three years' duration. 他用三年的时间完成了这项工作。
- Well, I'm stuck here for the duration. 哎，这段时间我只得呆在这儿了。
- She chose the room with an eastern exposure. 她选了一间朝东的房间。
- The duration of the examination is three hours. 考试时间为三个小时。
- EXPERIMENTAL DISSOCIATION OF EXPOSURE DURATION'S EFFECT ON THE ATTENTIONAL BLINK 刺激持续时间对注意瞬脱影响的实验分离现象
- A programmed time delay of variable duration. 暂停，展宽一种由程序设置的可变持续时间的时间延迟
- Short in time, duration, length, or extent. 短的指时间、期间、长度或广度短的
- Limited to the duration of an episode; temporary. 短暂的仅限于一个插曲持续的时间; 短暂的
- An exposure of one- hundredth of a second will be enough. 百分之一秒的曝光时间就足够了。
- Is this agency agreement made for an unlimited duration? 本代理协议的期限是不限定的吗？
- The duration of such conditional release. 假释期这种有条件释放的期限
- Exposure of the body to strong sunlight can be harmful. 身体受烈日暴晒会造成伤害。
- Electrical conductivity affected by exposure to light. 光电导性，光电导率受光暴露影响的电传导
- A criminal must be in perpetual dread of exposure. 罪犯总是提心吊胆,害怕暴露。
