“net positive suction head available”的概念、定义、翻译、参考文献-科学参考

单词	net positive suction head available
释义	net positive suction head available Encyclopedia 工学有效净正吸头释 net positive suction head available；NPSHa有效净正吸头由泵装置系统确定的汽蚀余量。
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科学参考收录了854744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。