“graded seal”概念、定义、翻译-科学时代

单词	graded seal
释义	工程与技术词汇手册 graded seal 过渡焊接；递级封接
随便看	propeller type stirrer propelling charge propelling movement propelling nozzle propenal propene propenoic acid propensity propensity propensity propensity score propensity to consume propensity to consume propensity to consume propensity to consume propensity to consume propensity to hold money propensity to import propensity to import propensity to invest propensity to investment propensity to save propensity to save propensity to save propensity to save

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。

graded seal