“annual and biennial flower”的概念、定义、翻译、参考文献-科学参考

单词	annual and biennial flower
释义	annual and biennial flower Encyclopedia 农学一二年生花卉释 annual and biennial flower一二年生花卉在当地栽培条件下，春播后当年能完成整个生长发育过程的草本观赏植物为一年生花卉；秋播后次年完成整个生长发育过程的草本观赏植物为二年生花卉。由于各地气候及栽培条件不同，二者常无明显的界限，园艺上常将二者通称为一二年生花卉。简称草花。
随便看	ultrasonic machining cavitation ultrasonic machining characteristics ultrasonic machining effect ultrasonic machining equipment ultrasonic machining process simulation ultrasonic machining rigidity improvement effect ultrasonic machining strengthening property ultrasonic machining system ultrasonic machining technology ultrasonic machining texturing ultrasonic machining tools ultrasonic manipulation ultrasonic material dispersion ultrasonic measurement ultrasonic measuring distance ultrasonic mediated transformation ultrasonic medicine ultrasonic microscope ultrasonic monitoring ultrasonic motor ultrasonic motors ultrasonic nebulizer ultrasonic non-destructive testing ultrasonic oil production technique ultrasonic organic synthesis

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。