常見例句雙語例句The relation is an index one between the relative air pressure and the relative diameter of ventilation hole at the initial section of level tunnel.水平旋流洞起始斷面的相對真空度與相對通氣孔直徑的關(guān)系為指數(shù)關(guān)系；In addition, the size distribution room ventilation hole performance, lighting performance, kitchen layout, with pipelines, storage space must have reasonable.另外，房間的面積分配、通風(fēng)透氣性能、采光性能、廚衛(wèi)布置安排、管線配合、儲藏空間等都要具有合理性。The test results show that, increasing inlet flux and decreasing width of ventilation hole within a scale are main ways to improve the heat exchange performance of standard chassis.結(jié)果表明，在一定范圍內(nèi)增加機柜進氣流量和減小通風(fēng)孔尺寸可改善機柜通風(fēng)換熱性能。 返回 ventilation hole