您要查找的是不是：
- luminous visibility diagram 发光视见度图表
- The luminous intensity on unit area. 单位面积上的发光强度。
- There are many luminous road signs along the roads. 沿着路有许多夜光路标。
- The pilot reports bad visibility over the airport. 飞行员向机场报告能见度很低。
- She gave me a diagram of railway network. 她给了我一张铁路网图解。
- He pointed at the diagram to illustrate his point. 他指着图表来说明他的论点。
- Black smog reduced visibility to about fifty yards. 黑色的烟雾使能见度降到大约五十码左右。
- The diagram is self-explanatory. 该图表本身即很清楚。
- Visibility was down to 100 metres in the fog. 大雾中能见距离已降至100米。
- A luminous spot on a lunar halo. 幻月，假月月晕上的光斑
- The diagram had been copied with great precision. 该图表的复印件很精确。
- Arc of visibility lira long-line fuzzy white luminous spot. What alsois? 视界里拉出长线模糊的白色光点。又昰什庅？
- A diagram showing a family lineage; a family tree. 宗谱一个显示家庭后裔情况的图表
- Dense fog is covering roads in the north and visibility is very poor. 浓雾笼罩了北部的公路，能见度很低。
- His prose is simple and luminous. 他的散文简明易懂。
- A workshop manual give diagram and instructions for repair your car. 维修手册可向您提供修理汽车所需的图表和说明。
- Bright sunray dial with luminous index and hands. 光亮的表面，映着银色的指针，有一种璀璨的感觉。
- An executive with high visibility. 有很大吸引力的总经理
- High luminous efficacy, average life-span 8000 hrs. 高光效，长寿命，平均寿命长达8000小时。
- Luminous intensity expressed in candelas. 烛光用坎德拉表示的光强度单位
