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- Toluene in air from workplace 工作场所空气中的甲苯
- manganese in air from workplace 工作场所空气中的锰
- We need those pumps that are used for water circulation in air coolers. By passing air from wetted straws, this cooler moisturizes the air and cools the room. 我们需要这些水泵用于降温器的水份流通。通过湿润管,将空气通进。降温器再湿润空气,然后降低室温。
- He sucked in air, then went under the water again. 他深深吸了一口气又潜到水里。
- We expire used air from our lungs. 我们从肺里呼出废气。
- Designed to operate on land, water, or in air. 长于陆海空作战的,三栖的可在陆上、水上或空中操作的
- How much does sound travel faster in water than in air? 声音在水中比在空气中传播快多少?
- The speed of sound in water is about four as great as in air. 声音在水中的速度是空气中的四倍左右
- The huge rockets were fired into the air from a place in Europe. 一枚枚巨型火箭从欧洲的某地发射到空中。
- Exhaust gas has been incriminated in air pollution in cities. 废气已过视为城市空气污染的原因。
- She crawled onto the river bank and lay there gulping in air. 她爬上河岸,躺在那里喘着大气。
- A current of air from a fan; a current of spoken words. 从风扇中吹出的一股气流; 一通讲话
- Through simulated sampling of the ambient air indoors with adsorption tube filled with Tenax TA adsorbent and activated carbon respectively,adsorptive capacity of benzene in air from Tenax TA adsorbent or activated carbon could be found out. 分别采用吸附剂为Tenax-TA和活性炭的吸附管模拟现场采集室内环境空气,了解Tenax-TA和活性炭对空气中苯的吸附性能。
- Methylmercury was extracted from the homogenized tissue with toluene in the presence of copper sulfate, sodium bromide and sulfuric acid. 在存在硫酸铜、溴化钠和硫酸的情况下,用甲基从组织匀浆中萃取甲基汞。
- The radio station is on air from 6.00 a. m. 这个电台早晨6点开播。
- What is the percentage of nitrogen in air? 空气中所含的氮的比例是多少?
- Methylmercury was extracted from the homogenized tissue with toluene in the presence of copper sulfate, sodium bromide and sulfuric acid . 在存在硫酸铜、溴化钠和硫酸的情况下,用甲基从组织匀浆中萃取甲基汞。
- To spout moist air from the blowhole. 鲸鱼通过鼻子喷射出满是水的空气。
- He watched the bombs bursting in air. 他看见炸弹在空中爆炸。
- He sucked in air,then went under the water again. 他深深吸了一口气又潜到水里。