Including frames, cladding materials, design printed layer, wind, rain and snow proof structure, and the night lights as the lighting facilities, making it the single copy costs more than other ads.
包括框架、覆面材料、图案印刷层、防风、防雨雪构造，以及夜晚作为照明的灯光设施，使得其在单件复制成本高于其他广告。
The effect of different target water content in soil on the photosynthetic property and yield of summer sowing corn was studied under the rain proof condition.
利用防雨设施研究了不同土壤目标含水量对夏玉米光合性能及产量的影响。
Using rain proof installations, a systematic study was conducted to determine the effects of water stress on protective enzyme activities and lipid peroxidation.
利用防雨旱棚研究了水分胁迫对夏玉米根系及叶片保护酶活性及脂膜过氧化作用的影响。
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