AutoHS Automatic Headspace Sampler and Its Applications;
AutoHS自动顶空进样器及其应用
Comparison of Static Headspace and Headspace-SPME-GC-MS Methods for Tobacco Flavors Analysis;
静态顶空与顶空-SPME-气质联用法在烟用香料分析中的比较
Determination of Halohydrocarbons and Benzoid Compounds in Paints by Headspace Gas Chromatography-Mass Spectrometry;
顶空进样气质联用法测定涂料中12种卤代烃和苯系物
Headspace method for investigation of nitrite in food;
顶空法测定食品中亚硝酸盐
By analyzing volatile halohydrocarbons in water sample,two pretreatment methods,continuous-flow liqulid-phase microextraction(CFME) and headspace(HS),are compared,and suitable conditions are optimised.
用循环流动液相微萃取(CFME)和顶空法(HS)这两种预处理技术对水中挥发性卤代烃进行了分析和对比,并对影响CFME的因数进行了条件优化。
Headspace, purge and trap, solid facies and microwave extractions, super critical fluid extraction technologies and their present application status in the pretreatment of environmental samples are summarized in the text.
综述了顶空法、吹脱 -捕集法、固相萃取、微波萃取、超临界流体萃取技术在环境样品前处理中的应用现状 ,并比较了这几种样品处理方法的优缺点。
The content of isovaleraldehyde, furfurall and benzaldehyde in eight kinds of Shaoxing yellow rice wine of different age was determined by GC/MC coupled with dynamic headspace sample injection.
建立了用动态顶空进样与气质联用法测定绍兴酒中异戊醛、糠醛、苯甲醛含量的方法,并对8种绍兴酒进行了检测。
The headspace volatiles were sampled by solid phase microextraction (SPME) and dynamic headspace sampling (DHS).
分别用固相微萃取和动态顶空法分离栀子鲜花的头香成分 ,用GC/MS技术分析鉴定 ,并用GC/MS总离子流色谱峰的峰面积进行归一化定量。
Objective To establish a method for determining the residues of nine kinds of organic solvents in imiquimod by headspace gas chromatography.
目的建立顶空气相色谱法测定咪喹莫特中9种有机溶剂残留量的方法。
Analysis of solvent residues in raw material drug of glimepiride by head-space sampling-capillary gas chromatography
顶空采样-毛细管气相色谱法分析格列美脲原料药中的溶剂残留
Discussion on Reducing the Space Temperature at the Top of 7.63m Coke Oven in Yankuang
降低7.63m焦炉炉顶空间温度的探讨
Determination of furan in foods using headspace gas chromatography-mass spectrometry
顶空气相色谱-质谱法测定食品中呋喃
Be wise in deed, not word.
聪明见行为，空话不顶用。
A number of birds are circling overhead.
很多鸟在头顶上空盘旋。
uploading air cleaner
顶部进气的空气滤清器
Snow flew above the roof of the house.
雪在屋顶上空纷飞。
House s in desert always leave a empty space on the roof.
沙漠里的房子，在屋顶中间总是空一块不做顶。
The greeting words are written flush without any blank. Two blanks are left at the beginning of every paragraph of the text, while other lines are written flush.
问候语顶格写，不留空格。正文每段开头空两格，其余各行顶格写。
The Feasible Study on the Ceiling Suspension Air-To-Air Heat Pump Unit Concealed in Balcony;
阳台吊顶暗装空气/空气热泵机组的可行性研究
Research on Air Bumping Disaster Induced by Large Roof Falling in Goaf
采空区顶板大面积垮落的空气冲击灾害研究
Suddenly, she was looking down at the rooftops from above!
突然地，她从天空中向下看着那些屋顶！
Write your name in the blank space at the top of the page.
在这一页顶的空白处写上你的名字。
A: Bluesky airlines, Reservations. May I help you?
蓝天航空公司顶票部，能否为您效劳？
Throw the ball into the air for them to head
把球扔到空中让他们顶头球
The sky was a clear blue over our heads.
我们头顶上是蔚蓝的天空.
There was a clearance of only ten centimetres between the bridge and the top of the bus.
桥身与车顶之间只有十厘米的空隙。
The fireworks cracked overhead.
烟火在头顶上空噼啪地响。
"Diamond", a top-grade air conditioner with an imperial manner.
富有帝皇气派的顶级空调器——“钻石”。