day-and-night

1. Preliminary research on day-and-night rhythm and daily feeds intake rate for snake-head fish fry
   乌鳢仔鱼摄食节律和日摄食率的初步研究
2. Feasibility Analysis on Phase Change Cooling Storage in Large Day-and-Night Temperature Difference Area The above results indicated that starch synthesis was affected more by temperature levels than by day-night temperature differences.
   夏季昼夜温差较大地区相变墙蓄冷可行性分析总之，灌浆期温度较温差对小麦籽粒淀粉合成的影响大。
3. Through the technology of Phase Change in large day-and-night temperature difference area as well as of cooling storage with night ventilation, indoor temperature can be adjusted.
   目的把相变储能技术应用在夏季昼夜温差较大地区，使相变墙夜间通过通风蓄冷，调节室内温度。
4. Rail transportation, with many features like saving energy, using less land, transporting more passengers, day-and-night operation, non or less pollution, safety, a green transportation system, in line with the principle of sustainable developing strategy.
   在世界范围内，轨道交通运输具有节能、省地、运量大、全天候、无污染（或少污染）且安全等特点，是绿色环保交通体系，符合国家提倡的可持续性发展的建设原则。
5. Inverse synthetic aperture radar ( ISAR) is a kind of high resolution imaging radar, which allows fine resolution, all weather, day-and-night imaging of noncooperative targets in long range. Therefore, it is of great military and civil values.
   逆合成孔径雷达（ISAR）能够全天候、全天时、远距离获得非合作运动目标的精细图像，具有重要的军用和民用价值。
6. Synthetic Aperture Radar ( SAR) is a kind of all-weather and day-and-night remote sensing tools, through which high resolution image can be obtained.
   合成孔径雷达是一种可全天候、全天时工作的成像遥感设备，可以对地面目标进行高分辨率、大面积成像。
7. Synthetic Aperture Radar ( SAR) has characteristic of all-weather, day-and-night, high-resolution and strong-transmission, so it is widely used in civilian and military fields.
   合成孔径雷达（syntheticApertureRadar，简称SAR）具有全天候、全天时、高分辨率、强透射等特点，被广泛应用于民用和军事领域。
8. The main results of this paper showed that: The air temperature and soil temperature were gradually rising, but the air temperature, air relative humidity, soil temperature and day-and-night temperature difference in the plastic tunnel were higher than those in the open field before June.
   其研究主要结果如下：气温和地温的季节变化均呈逐渐上升趋势，6月份之前大棚气温、相对湿度和地温均高于露地，且棚内昼夜温差大于露地。

adj

1. at all times
   1. around-the-clock nursing care

   Synonym:    around-the-clocknonstopround-the-clock