您要查找的是不是：
- Self-contained breathing apparatus in high vapor concentration. 呼吸防护:在高浓度中使用氧气面罩。
- Ventilation: positive downdraft exhaust ventilation should be provided to maintain vapor concentration below TLV. 通风：为了使气体聚集程度维持在阀极限值之下，应提供通畅的向下棋流排气通风设施。
- Engineering contacts: If general ventilation is insufficient to maintain vapor concentration below Established exposure limits, use local exhaust ventilation. 如果在不够通风的条件下处理,需要采用一定的通风设备进行处理。
- Experiment results indicate that, at different experiment pressure, the heat transfer coefficient of mixture vapor rise with the vapor concentration depress. 实验结果表明在不同的压力状态下混合蒸汽凝结换热系数随酒精浓度的降低而升高。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- Chemicals that produce a noxious vapor when mixed. 化学物质混合后会放出有毒气体
- Water can be changed into vapor when heated. 水被加热时，可以变成水蒸汽。
- His area of concentration is nuclear physics. 他的专门研究范围是原子物理学。
- A liquid condensed from vapor in distillation. 蒸馏液; 馏出物在蒸馏中，从蒸汽浓缩的液体
- Something, such as air or vapor, that is exhaled. 散发物以气体或蒸汽形式发散出的东西
- The drug affects one's power(s) of concentration. 这种药影响人精神不能集中。
- There is a concentration of people in big cities. 大城市人口集中。
- He seized every chance to break out of the Nazi concentration camp. 他抓住一切机会从纳粹集中营跑出来。
- Improve Determination Method of Vapor Concentration Ensuring Active of Synthetic Catalyst 改进水气浓度测定方法确保合成触媒的活性
- A state of mental concentration. 专心致志，全神贯注全神贯注的状态
- One that condenses, especially an apparatus used to condense vapor. 冷凝器冷凝器具，尤指用于冷却气体的设备
- Exceptionally great concentration, power, or force. 特别强烈的程度，力量或动力
- An amount of vapor, smoke, or similar material released in a puff. 烟，蒸汽量在一次呼气中散发出的蒸汽、烟雾或类似物质的量
- The POWs burst out from(of) that Nazi concentration camp one night. 一天夜里战俘们冲出了那个纳粹集中营。
- Nucleation rate and vapor concentration estimations using a least squares aerosol dynamics method 使用最小二乘方气溶胶动力学方法估算成核率和水汽浓度
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries
