air metering hole空气量孔;气氛量孔;氛围量孔
air-hole grate通风格英语;通风格;翻译
air conditionercess hole余隙孔
air r hole通气孔
air exhaust hole排气孔
belüftungsbohrung air flow hole通风钻孔
air-hole distortion空气孔畸变
air drilled hole空气洗井钻的井
air bleed hole排气孔;[科技] 放气孔
⑦The methods of air hole location in《Bridge Rules》have obvious effects on reducing the inner and outside air temperature contrast of the hollow pier, which is caused by environmental temperature changes and it is for the piers.
⑦《桥规》规定的通气孔设置方法,对于降低因环境温度改变而引起的空心桥墩内外空气温差效果是很明显的,对桥墩是有利的。
参考来源 - 铁路空心桥墩温度场试验研究N（名词） a hole that allows the passage of air, esp for ventilation 风眼