重碳化氫 的英文怎麼說

中文拼音 [zhòngtànhuàqīng]
重碳化氫 英文
bicarburet of hydrogen
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 名詞[化學] (非金屬元素) carbon (c)
  • : 名詞[化學] (氣體元素) hydrogen (h)
  1. Cleanup corrosive substance in pipe such as internal water, clean oil, methane hydrate, ferric oxide, carbide dust, carbon bisulfide, hydrosulphurice acide, etc. ; reduce corrosion damages to inner wall of pipeline caused by corrosive substance ; clarify pipe route again ; inspect pipe deformation ; check perfectness ratio of valves along pipe ; decrease working backpressure

    清除管線內部積水、輕質油、甲烷水合物、氧鐵、物粉塵、二硫硫酸等腐蝕性物質;降低腐蝕性物質對管道內壁的腐蝕損傷;新明確管線走向;檢測管線變形;檢查沿線閥門完好率;減小工作回壓。
  2. They include the ship kelvin wave pattern and wave resistance, the interaction of surface waves with floating bodies, the seakeeping of ships high - speed vessels and offshore platforms, the evaluation of the drift forces and other nonlinear wave effects responsible for the slow - drift responses of compliant offshore platforms and their mooring systems designed for hydrocarbon recovery from large water depths

    這包含了船波和波的阻抗、波和浮體的交互作用、高速行駛船舶與近岸結構物之耐海性、拖曳力評估及其他造成順應式近岸結構物緩慢飄移現象的非線性效應,與結構物設計于深海中以合物之錨定系統。
  3. Decontamination works for heavy metals and pah are carried out on site

    針對金屬及多環芳香族合物物質的除污工作是在施工地盤內進行的。
  4. So the inve stigations of rempi in different systems have comprehensive value in basic field or applied field. in recently years, the photodissociation of sulfur and carbon contained polyatomic molecule has been attracted much attention because these species play a key role in atmospheric physics, environment pollution and ecological preservation

    對含硫、合物的研究在大氣物理、環境污染、生態維護和生產應用中具有要的作用,因此含硫、合物的光解離動力學研究受到了較多關注。
  5. The barnidipine hydrochloride were prepared via cyclocondensation from m - nitrobenzaldehyde, methyl acetoacetate and anmmonium bicarbonate, hydrolysis, esterification with opticaliy ( s ) - n - benzyl - 3 - py - rrolidinol, recrystallisation and salification

    摘要研究了以銨,間硝基苯甲醛和乙酰乙酸甲酯為原料,經縮合、部分水解,再與( s ) - n -芐基3 -羥基吡咯烷經酯、分步結晶、成鹽得到鹽酸巴尼地平的工藝路線。
  6. Tree ring is a kind of natural archives, on which the isotopic analysis is important to study global climate and environmental change. the authors mainly provide a comprehensive introduction to the fractionation models of carbon, hydrogen and oxygen isotope in plants, their research techniques and the extract methods from cellulose. that results show isotopic tracer can record the message of climatic variation and has become a powerful tool for paleoclimate reconstruction and for the modern environment changing research. especially studying on pages, the cellulose isotopic analyses of imbedded old tree ring have become the mainly quantitative means of environmental evolvement. in addition, china is a typical monsoon country, research in tree ring stable isotope seasonal variation can give us a lot of important information on that. up to now, the research techniques and works on tree ring in our country are still in its earlier stage, and remain many limitations. it needs further accumulate basic research materials, intensify regional contrast and intercross studies on relative subjects

    尤其是在過去全球變pages研究中,埋藏古木纖維素中的氧同位素分析已成為環境演研究的主要量手段。另外,對于中國這樣典型的季風氣候國家,開展樹輪穩定同位素隨季節性變的研究具有要的意義。我國在樹輪研究方面起步較晚,研究方法和研究內容上也比較簡單,還存在不小差距,既要進一步積累基礎資料,又要做區域對比,加強與相關學科的交叉研究。
  7. Abstract : based on the principle of non - weighting determination of c 、 h 、 n atomic ratio , a micro - injection sample introducing method was developed for determination of h / c ratio for volatile reagent

    文摘:根據不稱法測定合物、氮原子比的理論,建立了微量注射法測定強揮發性液體樣品的/原子比的方法。
  8. The heart of a petroleum refinery ( fig. 1 ) is the " cracking " unit, which breaks high - molecalar - weight hydrocarbons into volatile compounds, convertible to gasoline by processes such as catalytic alkylation and reforming ( 3 )

    一個石油精煉廠的中心是裂車間,在那裡大分子量的合物斷裂成為具有揮發性的合物,這些合物經過催和催整可以轉為汽油。
  9. Cracking involves the chemical breakdown of higher, less volatile hydrocarbons into smaller molecules.

    是使較的低揮發性的合物分裂成較小分子的學分裂。
  10. Soil microbial biomass carbon, microbial biomass nitrogen, soil basal respiration and metabolic quotient all showed a decreasing trend under more than 15 mg. kg - 1 cadmium or more than 200 mg. kg - 1 lead, respectively. soil dehydrogenase, urease and acid phosphotase activities have a significant decrease, and the activities of soil catalase and invertase taking sencond place, while soil protease activities showed stable state

    金屬濃度增加,各指標下降幅度各有差別,其中微生物生物量、微生物生物量氮以及基礎呼吸和微生物代謝商隨金屬濃度增加而明顯下降;土壤脫酶、脲酶、酸性磷酸酶活性的下降幅度較為明顯,過氧酶、蔗糖酶活性次之,蛋白酶活性較為穩定。
  11. By increasing the h2 dilution ratio, it is found that atomic hydrogen can selectively etch amorphous phase and stabilize crystalline phase. from the study on the distance from substrate to catalyzer, choosing a proper distance can ensure the gas fully decomposed, while a relatively low substrate temperature can cause the nanocrystalline particles to lose mobility and keep their sizes. the pre - carbonization process can enhance the nucleation density and make the growth of high quality nanocrystalline p - sic films much easier

    實驗結果表明:隨著工作氣壓的減小,薄膜的晶粒尺寸有所減小;通過提高氣稀釋度,利用原子在成膜過程中起的刻蝕作用,可以穩定結晶相併去除雜相;選擇適當的熱絲距離能保證反應氣體充分分解,又使襯底具有較高的過冷度,是形成納米薄膜的要條件;採用分步法可以提高形核密度,有利於獲得高質量的納米- sic薄膜;襯底施加負偏壓可以明顯提高襯底表面的基團的活性,因負偏壓產生的離子轟擊還能造成高的表面缺陷密度,形成更多的形核位置。
  12. The research team of prof chan hsiao chang, director of the epithelial cell biology research centre, in collaboration with zhejiang academy of medical sciences, demonstrated that cystic fibrosis transmembrane conductance regulator cftr is involved in transporting bicarbonate into sperm, and thus, is vital to sperm fertilizing capacity and male fertility. cftr is an anion channel, mutations of which cause cystic fibrosis, a disease characterized by defective cl - and hco3 - transport with clinical manifestations in a number of organ systems

    由陳小章教授領導的香港中文大學上皮細胞生物學研究中心的研究人員,與浙江醫學科學院合作,證實囊性纖維跨膜電導調節器( cftr )負責輸送根進入精子,對精子授精能力及男性生育能力非常要; cftr是一個陰離子通道,其基因突變會導致囊性纖維,因為氯離子和根( hco3 - )分泌缺陷,引發一系列器官病徵。
  13. Foodstuffs - determination of ochratoxin a in cereals and cereal products - high performance liquid chromatographic method with bicarbonate clean up

    食品.穀物和穀物製品中赭麴黴素a的測定.鹽凈高性能液相色譜法
  14. Hydrocarbon binders. determination of the carbochemical heavy distillates content of mixed bitumens. densimeter method

    粘合劑.混合瀝青中餾分含量的測定.比計法
  15. For the project " reclamation works in north tsing yi ", some of the contaminants found within the site are classified as carcinogenic, eg. some heavy metals, pah and polychlorinated biphenyl ( pcb )

    至於「北青衣區填海工程」 ,在施工地點發現的污染物中有一些可被歸類為致癌物質,例如一些金屬,多環芳香族合物及多氯聯苯。
  16. This fundamental truth is one of the cornerstones of the sedimentary - organic theory for the origin of hydrocarbons

    這一要事實,是有關合物起源的沉積-有機理論的論證基礎之一。
  17. Certain chemical elements, such as carbon, hydrogen, nitrogen and oxygen, are essential for life and they all require liquid water to facilitate biologically important chemical reactions

    氮和氧這些學元素是生命的必要一環,而它們都需要液態水來進行要的生作用。
  18. For the project " central reclamation phase iii ", there are carcinogenic substances ( eg. some heavy metals and organic polyaromatic hydrocarbons ( pah ) ) identified in the dredged materials

    關于「中區填海第三期」 ,我們在挖出的物料中發現一些致癌物質(例如一些金屬及多環芳香族合物) 。
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