The Disturbing Analysis of the Chlorin Ion from the Sampling Case to the Concentration of HCl in the Air;
采样容器溶出氯离子对监测空气中氯化氢的干扰分析
Determination of Volatile Organic Compounds in Environmental Air by Cryo-concentration/GCMS;
预冷冻浓缩系统与气相色谱-质谱联用测定空气中挥发性有机物
Determination of Total Mercury in Air by Atomic Fluorescence Spectrometry;
原子荧光光度法测定空气中的汞
Organic vapor pollutants were monitored in the atmosphere of Changchun city from September, 1997 to July, 1998.
从1997年9月～1998年7月对长春市空气中气相有机烃污染物进行布点监测。
Content of pollutant bacteria and mold in our campus atmosphere was tested using sedimentation plate method and with beef and Czapek s media in summer and winter respectively.
采用沉降平板法 ,选用牛肉膏培养基与察贝克培养基 (czpekmedium) ,分别在夏季与冬季检测了校园不同环境中空气污染细菌与霉菌的含量。
On the base of investigating and analyzing changes of ecological environmental factors impacted by festival tourism, such as vegetations, soils,water, atmosphere,this paper exlpored environmental impact of festival tourism,and put forwards strategies on environmental control and management.
本文采用即成事实法,以上海桃花节、都市森林狂欢节为例,通过调查分析景区植被、土壤、水体、空气等生态环境因子所发生的变化,探讨了节庆旅游对景区自然环境的影响,并在此基础上提出了景区环境治理与管理的措施。
Determination of 3 kinds of aldehydes in ambient air by Capillary Gas Chromatography;
毛细管气相色谱法测定空气中三种醛类污染物
The indirect determining method of phosgene in ambient air by reversed-phase high performance liquid chromatography was set up.
,10 μm )为分析柱 ,甲醇 -水 (体积比为 70∶30 )为流动相 ,在 2 5 7nm波长处用紫外检测器检测 1,3 二苯基脲 ,建立了间接测定空气中光气的反相高效液相色谱法。
An HVS-1000 high\|volume sampler was modified and the sampling efficiency enhanced,by adding a cartridge filled with XAD-2 and PUF under the filter to collect PAHs in the gas phase as well as in particle of ambient air.
改装了HVS-1000型大流量采样器,实际工作中用滤膜"XAD-2加PUF"同时采集空气颗粒物和气相中的PAHs,有效地提高了采样效率,并初步定量评价了PAHs在颗粒物和气相中的分配;用添加替代物的方法评价了预处理过程的回收率;用乙腈和水梯度洗脱、PAHs专用色谱柱分离、紫外检测的方法对USEPA规定的16种PAHs类优先污染物进行了定性和定量分析。
This article argues that the legal status of the near space depends on the demarcation of the air space and the outer space.
近空间的法律地位取决于空气空间和外层空间的定界这一古老的、悬而未决的命题。
The results of biomass air gasification in a fluidized-bed reactor are influenced by many factors,among which the reaction temperature and equivalence ratio have greater effects on the quality of producer gas.
流化床反应器中生物质空气气化结果受诸多因素影响,其中反应温度、空气当量比对产气质量影响较大。
In the present study, a down-draft gasifier is applied to treat municipal solid waste (MSW) in Guangzhou City through air gasification.
使用下吸式气化炉对广州城市生活垃圾进行了空气气化实验,并对燃气成分、焦油含量和灰渣重金属含量进行了分析。
An experimental study on air gasification of polypropylene(PP) with 2 mm in particle diameter was carried out in a gasifier with 100 mm inner diameter and 3.
5m流化床反应器内对聚丙烯类塑料的空气气化特性进行了试验研究。
air and outer space
空气空间和外层空间
middle tank air
(容器中层的蒸气空气空间) 中槽空气
air to air system
空气 空气式空档统
smell carried by the wind
（空气传送的）气味
air producer gas
空气(发生器)煤气
air break switch
空气开关空气断路开关
air-to-air heat exchanger
空气-空气热交换器
air circulation
空气循环,空气环流
Olefin gas closely approximates air.
烯空气跟空气十分近似。
Of, relating to, or having the constitution of air.
空气的空气的，有关空气的或由空气组成的
Of, in, or caused by the air.
空气的属于空气的，在大气中的或由空气造成的
The sky is clean and the air is so fresh.
天空晴朗，空气新鲜。
combined compressed-air and vacuum brakes
空气-真空两用制动机
Idle Air Control #3 Driver
空闲空气控制＃３驱动器
The sky was blue and the air fresh and sweet.
天空湛蓝，空气清新宜人。
The air is evacuated from the furnace.
从真空炉中抽出空气。
The vacuum valve opens to admit air.
真空阀开启以补充空气。
"Hot air is lighter than colder air," they said. "That is why hot air goes upwards.
他们说：“热空气比冷空气轻，因而热空气会向上升。