- 相关词组
- optical emission spectrography发射光谱学
- nuclear emission核发射
- emission control排放控制法规，排放控制装置;
- normal emission正常发射
- exhaust emissionn.废气排放;
- low emission弱发射;
- tonifying kidney to arrest spontaneous emission补肾固精
- greenhouse gas emission温室气体排放
- out-of-band emission带外发射
- stimulated emission受激发射;
- positron emission tomography正电子成像术;
- emission line发射谱线;
- corpuscular emission微粒发射;
- invigorate the kidney and stop emission补肾固精
- continuum emission连续谱发射;
- emission standard排放（发射）标准
- zero emission零排放;
- emission behavior排放性能;
- optical emission spectrograph发光摄谱仪
- smoke emission[医]徘烟，冒烟;
- 今日热词
- 热门搜索
- Germany 德国（欧洲国家）;
- tyre n.轮胎;
- 绝地求生 PlayerUnknown's Battlegrounds;PUBG
- siwa 锡瓦
- nobody pron.没有人;无名之辈;
- double adj.两倍的;成双的;双重的;连续两个的;供两人用的;adv.成双地;
- apparent adj.易看见的，可看见的;显然的，明明白白的;貌似的，表面的;显见;
- china n. 瓷器;瓷;瓷料;瓷制品
- institution n. （大学、银行等规模大的）机构;惯例，制度，规定，建立;社会事业机构;<口>名人，名物;
- snookered v.使陷入困境，使受挫折( snooker的过去式和过去分词 );
- thirty n.三十;三十个;三十年代;三十的记号;num.三十;三十个;
- authorization n.批准;授权（书）;
