“通气孔”的概念、定义、翻译、参考文献-科学参考

单词	通气孔
释义	通气孔 air hole vent hole pick-up hole spiracle breather hole air vent venthole whistler ventilation hole gas vent venthole ventilating pit airflow orifice
随便看	ratio analysis ratio analysis of net profits to net sales ratio analysis of net sales to net working capital ratio analyzer ratio and difference estimation sampling ratio and phase meter ratio arm ratio arm box ratio arm circuit ratio arms ratio average method ratio-balance relay ratio-balance type ratio between investments ratio between investmentsin ratio by volume ratio by weight ratio calculator ratio change gears ratiocinate ratiocination ratio code ratio control ratio controller ratio control system

科学参考收录了1248194条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。