Both these devices worked well in sunny climates; but in northern Europe, the sun may be hidden by clouds for weeks at a time, while temperatures vary not only seasonally but from day to night.
这两种装置在阳光充足的气候条件下工作良好；但在北欧，太阳可能一次被云层遮挡数周，而温度不仅随着季节变化，而且还随着昼夜变化。
He continued: 'Thermoelectric devices convert heat to electrical energy and this can be from the sun or a drop in temperature such as day temperatures to night.
他继续说：“热电装置将热量转化成电能，这些热量可以来自太阳或者温差，比如白天到夜晚的温差。”
He added, “It transforms the lives of women most of all because they get labor saving devices, they get lights so they can study at night, and it helps the kids with school.”
他补充说：“供电首先会改变妇女的生活状况，因为她们因此可以节省体力，晚上可以在灯光下学习；同时供电也有助于儿童的学业。”
Some shut down treatment devices when electricity is in short supply. Others turn off their systems at night when they know we are not checking.
有点在电力不够时索性关掉污染处理设备，其他的在夜里我们不检查时关掉。
Most night vision devices today use massive amounts of electricity -- often several thousand volts, according to So -- and heavy, glass lenses that maintain a vacuum to make the night come alive.
在弗兰克·索看来，目前使用的大多数夜视设备装着一大堆电子元件，需要几千伏特的工作电压。 为了让画面更加逼真，夜视镜的镜头与镜头之间必须保持真空状态，因此整个装置比较沉重。
Wang sees the technology being integrated into military clothing where electricity can be generated and used to power devices in the field such as radios and night vision goggles.
Wang称这项技术可以被应用到士兵作战服中，这样就能为无线电设备，夜视仪等等作战装备发电。
The same principle applies to noise, where using white noise apps or devices can drown out sounds that wake you up unnecessarily throughout the night.
同样的原则也适用于噪音。使用白噪音应用或设备可以消除会在夜间将你意外吵醒的声音。
Roughly one third of patients treated with prefabricated devices had compliance failure, usually due to insufficient retention at night.
大约三分之一采用热塑性矫正器的患者存在适应性失败，通常由于夜间矫正器固定不佳。
The same principle applies to noise, where using white noise ap PS or devices can drown out sounds that wake you up unnecessarily throughout the night.
同样的原则也适用于噪音。使用白噪音应用或设备可以消除会在夜间将你意外吵醒的声音。
They said the modern phenomenon was being fuelled by our use of devices late at night which emit blue light.
他们说，我们在深夜使用发蓝光的设备使得睡眠不足成为现代社会的普遍现象。
Night vision equipment falls into two major categories: image intensification systems and thermal devices.
夜视仪主要分为两种：影像清晰化系统和热感应仪器。
In mid 1943, first tests with infrared night-vision (Nacht Jager) devices and telescopic rangefinders mounted on Panther started.
在1943年，第一次测试中采用红外线夜视(NachtJager)设备和伸缩测距仪安装在黑豹开始。
Outfield experiments have confirmed that the target discovered distance of sample devices is by far larger than traditional LLL night vision device.
样机已通过外场试验证实了其目标发现距离远大于传统的微光夜视仪。本文还重点介绍了与该夜视仪相配合的云台控制系统。
In the screenshots above I placed several hundred sheep in the player's town and left my rather evil creature to its own devices over night.
在上面的截图中，我在玩家的镇子上放了几百只羊，然后让我的邪恶宠物和他们在一起。
In the screenshots above I placed several hundred sheep in the player's town and left my rather evil creature to its own devices over night.
在上面的截图中，我在玩家的镇子上放了几百只羊，然后让我的邪恶宠物和他们在一起。
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