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- detecting nitrogen instrument 定氮仪
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- The stethoscope is a medical instrument. 听诊器是一种医疗器械。
- This instrument monitors the patient's heartbeats. 这台仪器监听病人的心跳。
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
- The king signed the instrument of abdication. 国王签署了逊位的文告。
- A similar board used as a percussion instrument. 敲击板用作打击乐器的一种类似的板
- The dentist could detect no decay in her teeth. 牙医检查了她的牙，未见有龋齿。
- This scientific instrument suffered severely. 这部科学仪器受到严重损坏。
- I seemed to detect some anger in his voice. 我似乎在他的声音中听出一些怒气。
- Language is an instrument for communication. 语言是交际的手段。
- The compass is an instrument of navigation. 罗盘是航行仪器。
- The bagpipe is a sweet musical instrument. 风笛是一种听起来很悦耳的乐器。
- Radar is used to detect objects in the air or at sea. 雷达被用来探测空中或海上的目标。
- The viola is a stringed instrument. 中提琴是一种弦乐器。
- Rapid assay methods for detecting nitrogenous compounds in cheese 干酪中含氮物的快速测定方法
- Humans possess no senses that can detect the presence of nitrogen. 人类没有能够探测到氮的存在的官能。
- A telegraphic sending instrument. 发报器电报机中发射信号的仪器
