Time of exposure was the main reason for hearing loss induced by noise.
暴露于噪音的时间是引起听力受损的主要原因。
Basically, special camera lenses squeeze the image horizontally at the time of exposure.
基本上是特殊的摄影镜头在曝光时对影像横向地压缩。
The result showed that the percentage of apoptosis cell increases with the time of exposure to etoposide.
结果显示，凋亡细胞的百分比随诱导时间的延长而逐渐增多。
Some people with HIV infection remain without symptoms for years between the time of exposure and development of AIDS.
有些感染HIV的人在接触艾滋病病毒和艾滋病发病之间的几年内没有任何症状(HIV：人体免疫缺损病毒)。
The activity of SOD decreased with the extended time of exposure, however, both the POD activity and the CAT activity went up.
抗氧化系统中SOD活性随处理时间延长下降，POD活性上升，CAT的活性也上升。
On a fishing vessel, time of exposure cannot be reduced, but the researchers called for special measures to reduce noise intensity.
渔船上工人接触噪音的时间不能减少，但研究人员希望采取特别措施以降低噪声的强度。
The only proven biological effect of radiation at Chernobyl was an increase in thyroid cancer among those who were children at the time of exposure.
托马斯（Gerry Thomas）指出，切尔诺贝利核扩散可能增加儿童甲状腺癌症发生率的风险性预测，唯一能得到生物学效应证明的只是那些当时直接暴露在核辐射下的儿童。
The EEL represents a cumulative exposure limit taking into account both the time of exposure and the concentration at which the exposure occurs.
eel代表了一个既考虑了暴露时间又考虑了暴露发生时的浓度的累积的暴露极限。
Poor outcomes are largely related not only to dosage but to a woman's stage of pregnancy at the time of exposure; first and second trimesters are of the most concern.
缺陷在很大程度上不仅取决于照射的剂量还取决于孕妇阶段所受到的照射。最初的三个月和其后三个月是最重要的阶段。
Ultrasound-assisted gene delivery is associated with the parameters of ultrasound exposure, such as mechanical index, pulse repetition frequency, time of exposure, and so on.
超声的此种特性，与超声的照射条件，如机械指数、脉冲重复频率、照射时间等有关。
Over time, unprotected exposure can contribute to cataracts, as well as cancer of the eyelids and the skin around the eyes.
长时间毫无保护的眼部暴露会导致白内障，或者一种眼脸和眼部周围皮肤可得的癌症。
Without any available cohort studies to test exposure over a long period of time, though, they have had to rely on lab studies, which failed to find any clear or reproducible biological effects.
没有任何可用的队列研究，以测试长时间暴露在电磁场中的后果，他们不得不依赖实验室研究，目前未找到任何明确或可复制的生物效应。
What makes these exposures a source of infection is probably not any one exposure but the cumulative nature of being exposed frequently over the course of time.
这些接触是一个感染源，也许这并不是因为任何一次接触，而是长期经常接触的累积性质所致。
The long exposure time required for moonlight photography often means that the moon may have moved significantly over the course of the exposure.
夜间摄影需要长时间曝光，这就意味着月亮可能会在曝光期间有很明显的移动。
Photos are unavoidably limited by the trade-off between depth of field, exposure time and image noise.
你必须在景深、曝光时间和噪点之间做出权衡。
A full moon can be a savior for reducing the required exposure time and allowing for extended depth of field, while a moonless night greatly increases star visibility.
满月可以帮你减少曝光时间、扩大景深，而月光暗淡的夜晚增加了星星的可见度。
Regular exposure to such messages could intensify over time, creating a vicious cycle that keeps women from reaching the top of high-status fields.
那么，如果频繁接触这样的信息，就会加深对歧视依然存在的看法，从而导致恶性循环，不利于女性提升自己的地位，问鼎事业的辉煌。
It is thought that they receive more exposure to pesticides during the first few months of pregnancy - a critical time for brain development.
据认为，这是因为这些小孩在孕期的头几个月接触更多的杀虫剂所致，而这几个月正是大脑发育的关键时期。
This first photograph was captured during an eight hour exposure, taking so much time that the sun passed overhead and thus illuminating both sides of the courtyard.
第一张照片是曝光8个小时后得到的，由于曝光时间太长，太阳从这头照到那头，使得照片里的院子两边都同样明亮。
So continuous exposure over time could leave substantial amounts of inflammatory particles in the brain, he speculates.
因此，长时间持续接触污染物会使得大量致炎粒子停留在脑部，他推测道。
But due to centuries of exposure to the elements, the bones and bunks-and much of the caves themselves-had collapsed by the time the team entered the Chambers.
但由于几百年都暴露在空气中，这些骨头和木头架子，甚至大部分洞穴，在研究团队进入墓穴的时候都已倒塌。
Low dose exposure to caesium-137, even over a long period of time, is perhaps not as damaging to health as we would have predicted.
低剂量的铯137辐射，即使辐射时间很长，恐怕也不会造成我们所设想的那种对健康的破坏。
The experts concluded at that time that a number of additional studies were necessary in order to fully evaluate the toxicity and health impact of acrylamide exposure through foods.
专家们当时的结论是，为了充分评价通过食品接触丙烯酰胺造成的毒性和健康影响，必须再进行一些研究。
Runners spend a lot of time outdoors in the sun, so it's important that we take steps to protect our skin from sun exposure.
由于跑者的日晒时间都比较长，因此我们很有必要采取一些措施来在暴晒下保护我们的皮肤。
Captured in this 60 second time exposure made on April 14, a yellow-tinged Mars and M44 are near the center of the field, seemingly just beyond the reach of a pine tree.
这张曝光60秒的照片摄于4月14日，微黄色调的火星和M 44接近视场的中心，看似就在松树的顶端之外。
Captured in this 60 second time exposure made on April 14, a yellow-tinged Mars and M44 are near the center of the field, seemingly just beyond the reach of a pine tree.
这张曝光60秒的照片摄于4月14日，微黄色调的火星和M 44接近视场的中心，看似就在松树的顶端之外。
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