“单流阀”概念、定义、翻译-科学时代

单词	单流阀
释义	请查阅单向阀--单流阀--止回阀--止逆阀
随便看	Netherlands Netherlands Antilles guilder Netherlands art Netherlands Chamber Orchestra nether world net highway transport production output value net hold net housing area net housing estate area N-ethyl maleimide netilmicin netilmicin net immigration net import net import net import value net import value net income net income net income net income net income net income net income net income

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。