- 相关词组
- intermenstrual period经间期;月经期间
- divide into different period分期;
- short period短期;
- nuclear reactor period核反应堆周期
- shortening period缩短期
- navigation during construction period施工期通航
- electron impact desorption电子轰击解吸；电子碰撞解吸
- a period of twelve years纪;
- stereo electron microscope立体电子显微镜
- steam period通蒸汽期
- electron gun电子枪;
- formative period形成期
- isometric contraction period(心)等长收缩[舒张]期
- interglacial period间冰期
- gas phase electron adsorption气相电子吸附
- booking period订载期限;
- neonatal period新生儿期
- postsphygmic period脉搏后期
- field electron microscope场致发射电子显微镜
- image intensifier with transmitted secondary electron multiplication透射式二次电子倍增像增强器
- 今日热词
- 热门搜索
- GoldenDB 金融级分布式数据库;GoldenDB数据库
- oval adj.椭圆形的;卵形的;n.椭圆形;椭圆运动场（等）;椭圆，美式足球用球;[物]卵形线;
- wish you happy 祝你幸福；祝你快乐；希望你幸福；祝你愉快
- OC abbr.有机碳;Officer Commanding 指挥官; Original Character原创角色
- did not 没有;未;未尝;未曾;
- speak vt.& vi.讲，谈;演说;从某种观点来说;
- Africa n.非洲;adj.非洲的;
- luggage n.行李;
- tray n.盘子;托盘;浅盘;满盘;
- confidence n.信赖，自信;秘密;
- scholarship n.奖学金;学术（研究）;
- proof n.证据;证明;检验;证实;求证;验算;校样;（酒的）标准酒精度adj.防/抗…的;能抵御;能防范;可防护;
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