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- minimal lethal oxygen concentration 最小致死氧浓度
- minimum lethal oxygen concentration 最低致死氧浓度
- maximum lethal oxygen concentration 最高致死氧量
- lethal oxygen concentration 半数致死量
- Check oxygen concentration by a refractometer. 用折射仪测量一下氧气的浓度。
- Aerotaxis (aerotactic movement) A TAXIS in response to an oxygen concentration gradient. 趋氧性:一种对氧浓度梯度产生回应的排序。
- The sensitivity characteristics are influenced by the variation in oxygen concentration. 氧气浓度的变化对传感器输出有较大影响。
- The model 625 analyser is designed to monitor the dissolved oxygen concentration in boiler feed-water and other aqueous solution. 625型分析仪用来监视锅炉进水和其它水溶液中溶解氧的浓度。
- An apparatus for maintaining an infant, especially a premature infant, in an environment of controlled temperature, humidity, and oxygen concentration. 早产婴儿保育箱一种保育婴儿的器具,尤指对早产婴儿,其温度、湿度与集中供氧都得到控制
- For the ambient oxygen concentration greater than 17 % the ignition and transition to flame spread all are achievable. 外界合氧浓度人于17%25燃料皆可引燃及过渡至火焰传播。
- The effects of dose,acceleratory voltage and oxygen concentration on coatings curing process were studied. 以低能电子束处理多种配方的涂料,研究了辐射剂量、加速电压和氧气浓度对涂料固化性能的影响。
- The minimum permissible oxygen concentration for unprotected personnel is 19.5%, while the maximum is23.5%. 对于没有受到保护的人来说,允许的最小氧浓度是19.;5%25;最大是23
- OSHA has established 19.5% oxygen concentration as the minimum for working without supplied air. OSHA确定19.;5%25作为没有补充空气情况下工作时氧的最小浓度。
- Species found in the profundal zone are adapted to withstand low oxygen concentration, low temperatures, and low pH. 在深水层发现的种类,能够适应海底低氧、低温及低pH环境。
- Effects of Temperature and Dissolved Oxygen Concentration of Nutrient Solution on the Nitrogenous Compound Content in Plants of Cucumis sativus L. 营养液温度和溶解氧浓度对黄瓜植株氮化合物含量的影响。
- When silicon evaporation arte was 0.2nm/s, the oxygen concentration in the epitaxial film wasthe same as in the substrate. 当硅源速率在 2A/s时;外延层中氧含量与衬底相同.
- Medical oxygen generator has been popularized in hospitals for its easy-and automatic operation and constant oxygen concentration output. 摘要医用制氧机以其操作简单,自动化程度高,氧浓度稳定,越来越在各医院普及。
- The volatilization-temperature of lignite is independent of oxygen concentration when oxygen concentration bigger than 30%. 褐煤挥发分析出温度在氧气浓度大于30%25时不受氧气浓度影响。
- Pot-holes can be lethal for the unwary cyclist. 路上的坑坑洼洼骑车的人一不小心就有致命危险。
- It was found that dissolved oxygen concentration (DO), HRT, sulphide influent concentration and sulphide loaden were primary impact factors. 试验结果表明:DO、HRT、进水硫化物浓度、硫化物负荷是生物接触氧化处理含硫废水的主要影响因素。