揮發氣 的英文怎麼說
中文拼音 [huīfāqì]
揮發氣
英文
bog (= boil-off gas)-
Some of the volatile substances, such as iodine, caesium and tellurium, will have already condensed into particles by the time they reach the atmosphere
大部份揮發物,例如碘銫及碲,在到達大氣層時,已凝結成粒子。34 chemical constituents of the essential oil from cortex cercis chinensis were separated and identified by gc - ms. the relative contents of them were determined by area nomaliation
摘要採用水蒸氣蒸餾法從紫荊皮中提取揮發油,用氣相色譜質譜聯用技術對其揮發油成分進行分析,共鑒定了34個成分,並用面積歸一化法確定各成分的相對百分含量。Chloral is a colorless, volatile liquid with a very penetrating odor and boiling at 97. 7℃.
三氯乙醛是無色揮發性的液體,帶有刺激性很強的氣味,在97.7沸騰。Test method for total mass loss and collected volatile condensable materials from outgassing in a vacuum environment
在真空環境中除氣作用引起的總物質損失及收集到的揮發性可凝聚物的試驗方法The relatively volatile liquid hydrocaroons, is called gas condensates.
較易揮發的液態烴,又稱氣體凝析液。The condenser should be hot enough to allow venting of some of the volatiles carried in the steam.
冷凝器的熱度,應足以使蒸氣中的一些揮發物質排出。Standard test method for odor of volatile solvents and diluents
揮發性溶劑和烯釋劑氣味的標準試驗方法Jin - hsiang lo and whei - may grace lee, 1994 / 9, experimental study of fugacity capacity of hydrophobic organic compounds in atmospheric fog, proceedings of the 7th iuappa regional conference on air pollution and waste issues
羅金翔,李慧梅, 1994 / 10 ,霧粒中界面活性物質對有機污染物擴散揮發之影響,第十一屆空氣污染控制技術研討會論文專輯Methods : the constituents of volatile oil from gaultheria yunnanensis. was investigated by spme / gc / ms
方法:利用固相微萃取氣相色譜質譜( spme / gc / ms )聯用技術對透骨香揮發油的化學成分進行了研究。Hon audrey eu moved a motion on air pollution control volatile organic compounds regulation was passed hansard, not yet available
余若薇議員動議有關空氣污染管制揮發性有機化合物規例的議案在立法會會議上獲得通過。Using aqueous foams to control the vapor hazard from immiscible volatile liquids
用含水泡沫控制從不溶混合揮發性液體中產生的蒸氣危害The spherical particles are swept as droplets or volatilized and recondensed from a meteorite as it is heated to incandescence by friction in the upper atmosphere.
球形粒子是由小滴吹刮或者由在高層大氣中被摩擦加熱到白熾化的隕石揮發並重新凝結而成。Test method for volatility of liquefied petroleum gases
液化石油氣揮發性的試驗方法Fifty - one and nineteen compounds were detected respectively from the volatile extracts of the fossils from miocene leaves of metasequoia glyptostroboides and early cretaceous seed cone of pityostrobus spp. by gas chromatography - mass spectrometry ( gc - ms ) analysis
摘要採用氣相色譜質譜聯用分析技術從中新世水杉葉片和白堊紀松型球果兩種裸子植物化石中分別鑒定了51個和19個揮發性成分,類型涉及烷烴、烷烯、烷醇、長鏈脂肪酸及其酯、鄰苯二甲酸酯、菇類和芳香族化合物。The results show that the indoor air is unpolluted and the main contamination is particulates with diameter of 10 m or less, total volatile organic compounds and ozone ; the pollution mostly comes from personnel, merchandise and outdoor air ; the unacceptability ratio of the indoor air quality is 22. 64 %, so the indoor air is unacceptable ; indoor persons have caught sick building syndrome ( sbs ) ; long time and low concentration pollution is an important characteristic of indoor pollution ; and the satisfied degree of indoor persons on the temperature, relative humidify, illumination and vision is very high
結果表明,商場室內處于未污染狀況,主要污染物是可吸入顆粒物、總揮發性有機化合物和臭氧;主要污染來源於顧客、商品和室外空氣;商場內人員對室內空氣的不可接受率為22 . 64 % ,室內空氣屬于不可接受;室內人員已有病態建築綜合癥發生;長時間低濃度污染,是室內污染的重要特徵;室內人員對商場的溫度、相對濕度和室內光照度、視覺環境等滿意程度很高。The presence of a nonvolatile solute in a liquid always lowers the vapor pressure of the solution.
溶液中存在的非揮發性溶質,總是使溶液的蒸氣壓降低。Sodium tellurite glasses are considered as potential candidates for non - linear optical applications because of high refractive index values and wide infrared transmittance. on the other hand, because the glasses have relatively low melting temperature and low viscosity after melting, they are often chosen to study the melting, evaporation and solidification of glasses in low gravity
另一方面,由於這類玻璃的熔融溫度較低,在溫度較高時會揮發產生氣體,熔融后熔體的粘度較低,玻璃形成能力強,因此被用來研究微重力下玻璃的熔化和氣化,和微重力對玻璃析晶能力的影響。This heavy, volatile liquid has a characteristic, unpleasant odor.
這種重的,易揮發的液體有一個特性,即有令人討厭的氣味。11. voc organic volatility gas dealing with catalyst
11 . voc有機揮發性氣體處理觸媒It is also safer to use than ethanol and gasoline, as it is less likely to evaporate into the surrounding air ( which creates a fire risk )
而且,丁醇比起乙醇和汽油更加安全,因為其揮發到周圍空氣中的可能性較小(揮發氣體可能造成火災) 。分享友人