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- In general, these levels of concentration limit the availability of water to microbial populations and inhibit microbial growth. 一般来说这种浓度就限制了微生物对水的作用,并抑制微生物的生长。
- Calculation of natural ventilation rates by tracer gas decay method was proposed, and definition of indoor criterion of carbon monoxide concentration limit and the carbon monoxide emission from cars were discussed. 提出了利用示踪气体法计算地下停车库的自然通风量,并论述了如何确定室内一氧化碳允许标准及小汽车的一氧化碳排放量。
- blood alcohol concentration limit [BAC limit] 血液中的酒精浓度限度
- It was found that when the urea concentration of wastewater was higher than 26.3%, urea would crystallize with ice before the freeze concentration limitation. 研究结果表明:尿素废水在达到浓缩极限之前,当尿素浓度高于26.;3%25时,继冰晶析出之后会共晶析出尿素;
- The Concentration Limit and Determination of AHAs in Cosmetics 化妆品中果酸的限量及检测
- Surely there is a limit to what one can bear. 人的忍耐肯定是有限度的。
- The proposal set a time limit of one year. 提案规定了一年的限期。
- What's the speed limit on the motorway? 高速公路的速度限制是多少?
- His area of concentration is nuclear physics. 他的专门研究范围是原子物理学。
- He was had up for exceeding the speed limit. 他因超速行驶而遭控告。
- He weighed in at several pounds below the limit. 他赛前量体重比规定限度少几磅。
- The drug affects one's power(s) of concentration. 这种药影响人精神不能集中。
- We must try and limit our expenditure. 我们必须设法限制我们的开支。
- His speech ran over the time limit. 他的讲话超过了规定的时间限制。
- There is a concentration of people in big cities. 大城市人口集中。
- The speed limit is 40 miles per hour. 规定的最高时速为40英里。
- 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。
- There's a limit to how much I'm prepared to spend. 我准备花多少钱是有限度的。
- Limit your expenditure to what is essential. 你要把开销限制在必要的范围内。
- A state of mental concentration. 专心致志,全神贯注全神贯注的状态