白天摄影大致只需要一张18%灰卡，夜间摄影与之不同，没有一致公认的固定曝光值。
Unlike during daytime where the basis is (roughly) a 18% gray card, there is not really a consistent, commonly agreed upon way to expose night photos.
感应器起作用的光敏值要求可在2~2000LUX之间调节，螺栓向左旋到尽头为白天模式2000LUX（出厂设置）。
Photosensitive set; Photosensitive sensors work value requirements can be adjusted between 2 ~ 2000LUX, bolts to the left to the end of the day mode 2000LUX (factory setting).
分析发现，所报道的对婚姻越满意和对配偶越适应，贯穿二十四小时和整个白天，他们的平均血压值都会越低。
Analysis found that the more marital satisfaction and adjustment spouses reported, the lower their average blood pressure was over the 24 hours and during the daytime.
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