“loss of head due to contraction”的概念、定义、翻译、参考文献-科学参考

单词	loss of head due to contraction
释义	loss of head due to contraction 收缩管的压头
随便看	main performance main performance index main phase main phase ring current main picture monitor main pin main pin brass main pin brass cotter set screw main pinion main pip main pipe main pipeline main pipe line main piston main piston bushing main piston ring main plane main plate main plate enlargement ring main plate nut main plot main plunger main point main points main points of new planned 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。