New Century Chinese-English Dictionary of Science and Technology 國新世纪汉英科技大词典 圆9拼回x 输入词汇:浓度 E IE consistency; density; concentration 浓度测定 concentration determination 农度差 differential concentration 述度范围 concentration range 浓度 concentration meter 浓度敏感型检测器 concentration sensitive detector centration n gradient 使窗口驻留顶层进入屏幕捕获状态添加词条退出New Century Chinese-English Dictionary of Science and Technology