查询词典 optional selection

Multiple-choice test：选择题

选习科||elective subject; optional subject | 选择题||multiple-choice test | 随机教育||incidental education

optoelectronic device：光电装置

optional word 选择字 | optoelectronic device 光电装置 | optoelectronics 光电学

Electronically upgradable using flash technology：电子化升级,使用闪存技术

QWERTY keyboard and large display; real-time rotation of 3-D su... | Electronically upgradable using flash technology电子化升级,使用闪存技术 | Input/output port and cable; also supports optional TI-GRA...

optional internal close juncture：任意性内部关音渡

mathematical philosophy 数理哲学 | optional internal close juncture 任意性内部关音渡(/|/) | BAT file extension BAT文件扩展名

quaternary diagram：[冶]四相图

die-stamping <印>压凹凸印刷 | quaternary diagram [冶]四相图 | optional coach 临时添挂的客车

a great variety of models：款式多样

A complete range of specifications 规格齐全 | A great variety of models 款式多样 | A wide selection of colours and designs 花色繁多,种类齐全

a great variety of models：样式多样

A complete range of specifications 规格齐全 | A great variety of models 样式多样 | A wide selection of colours and designs 花样繁多,种类齐全

a matter of sth. / doing sth：一个...的问题;一件...的事

6. natural selection 自然选择 | 7. a matter of sth./doing sth. 一个...的问题;一件...的事 | 8. open up 打开;开放

adaptive sampling：适应性抽样

adaptive regression 适应退化 | adaptive sampling 适应性抽样 | adaptive selection 适应选择

self adjoint boundary value problem：自伴边值问题

selection 选择 | self adjoint boundary value problem 自伴边值问题 | self adjoint differential equation 自伴微分方程

phenol red：酚红,苯酚磺酞

phenol reagent 酚试剂 | phenol red 酚红,苯酚磺酞 | phenol red test 酚红排泌试验

accessory equipment：附件

accessory equipment 辅助设备 | accessory equipment 附件 | accessory part 附件