In taking a master of embossing hologram, the movement of interference fringe will lower the quality of hologram during long time exposure.
在拍摄模压全息母版时，由于记录时间较长，那么干涉条纹随机漂移的影响将会变得十分严重，使全息图片质量下降。
Cars at evening rush hour create streaks of light in this time exposure, which also captures horse-drawn carriages waiting at curbside for tourists.
图片是在夜晚交通高峰期，车辆照射出的灯光条纹的定时曝光，同时抓拍了在路边等待游客的马车。
Removing the gas in fruit puree could delay its enzymatic browning and reducing the time exposure of juice and puree to air also inhibit enzymatic browning.
果浆脱气可减缓其褐变；减小果汁及果浆与空气接触面以防止褐变。
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。
A variable transmittance is provided to different position on grayscale mask plane and the required diffractive optical elements can be obtained after one-time exposure.
通过灰度掩模平面不同位置处提供可变的透过率，经一次光刻后得到所需的衍射光学元件。
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。
This means that exposure time can be extremely short even in poorly lit conditions.
这意味着，即使在光线并不足的条件下，曝光时间仍然可以极短。
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。
This way, any vibrations induced by the mirror have time to settle down before the exposure begins.
由此，镜面翻转造成的震动就有时间在曝光开始前缓和下来。
A long exposure time captured stars in this photo-and the brief balanced light from both a fading moon and a brightening eastern sky.
长时间曝光捕捉到照片中的星星，以及淡出的月亮和明亮的东部天空短暂的平衡光。
The researchers believe that the sunburns will worsen over time, due to increased ultraviolet radiation exposure.
研究人员相信灼伤会因为紫外线照射的暴露，随着时间而恶化。
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。
A long exposure time captured stars (seen as white flecks in the sky) and the exceptional light in this image.
长时间曝光捕捉到图中的那些星星(空中白色的斑点)和特殊的光。
It has a wide-aperture lens to capture as much light as possible, and the technology requires no clunky auto-focus mechanism. It adjusts exposure time automatically.
它的大光圈镜头可以摄入尽可能大的光量，所用技术并不需要笨重的自动对焦系统，曝光时间也是自动调节。
Exposure is particularly high among women and children, who spend the most time near the domestic hearth.
在妇女和儿童中暴露极高，他们大多数时间在炉边度过。
Exposure is particularly high among women and young children, who spend the most time near the domestic hearth.
妇女和年幼儿童在炉边呆的时间最长，他们所接触的污染特别多。
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。
Furthermore, the CDC concluded that the health effects from exposure to crude oil and dispersants aren't understood at this time and are likely to be underestimated in affected communities.
除此之外，疾病控制中心称接触原油和分散剂所造成的健康影响一时还不能弄清，但在受灾民众中有可能被低估。
Usually one can first meter using a larger aperture (so that the metered exposure time is under 30 seconds), then stop down as necessary and multiply the exposure time accordingly.
通常，你可以用大点的光圈测光(这样，测量的曝光时间就在30秒以内)，随后缩小光圈，相应地增加曝光时间。
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。
You will be exposing both the lightning and the foreground and background when you are taking these pictures. The ambient light will determine your exposure time.
在曝光时你要照顾到闪电和前后景，周边的光线会限制你的曝光时间。
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。
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。
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。
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。
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。
应用推荐