carbon point 中文意思是什麼

At some point in the future, cars could run on electricity or carbon - free hydrogen extracted from coal at facilities where co2 is captured

有朝一日，車輛就能以電力或由煤萃取無碳氫氣為動力，而這些動力製造廠都具備捕集二氧化碳的能力。

Group theory for carbon nanotubes and a series of novel point groups

碳納米管中的群論及一系列新點群

5, both melting point ( tm ) and isotropization temperature ( tj ) of all the three series compounds change regularly with the carbon numbers of the end alkoxy group increased. there is a gradual increase in smectic phase length and in the smectic - nemetic transition temperature. at the same time there is a gradual decrease in nemetic phase length

五，三個類型化合物16ia至16id 、 16ila至16lid 、 17ia至17id 、 17ila至17lid 、 18ia至18id和18ila至18lid的熔點和液晶態的清亮點均化合物分子中末端烷氧基增大逐漸降低；近晶相的溫度范圍和近晶相一向列相轉變溫度逐漸增大，而向列相的溫度范圍遞減。

Emfrig n oils are selected mineral oils by solvent processing and finishing, to give the light color, low pour point, low carbon residue, low floc point and good oxidation stability

Emfrig n是以精選礦物油經溶劑提純與精煉而成，具有淺色、低殘碳、低絮凝點與優異的抗氧化性。

So it is chiefly that soil co2 concentration and its influencing factors should be studied in ordered to learn the mechanism of epikarst ecosystem and global carbon cycle. karst dynamics laboratory, ministry of land and resources, has been studied the mechanism of seven typical epikarst ecosystem and global changes through igcp 299 ( geology, climate, hydrology and karst formation, 1990 - 1994 ) and igcp 379 ( karst processes and the carbon cycle, 1995 - 1999 ) to igcp 448 ( world correlation of karst ecosystem, 2000 - 2004 ), while observation and analysis and research of epikarst ecosystem in mt. jinfo have just been beginning. the thesis analyzes that based - on observational point of green pond and deep dell in the west slope of jinfo mountain, co2 concentration and regularity of epikarst ecosystem contrasting woodland with uncovered land have been studied through the observation of temperature and humidity and co2 concentration

國土資源部巖溶動力學開放研究實驗室以igcp229 、 igcp379和igcp448項目為依託，開展了我國7個典型的表層帶巖溶生態系統運行規律及其全球變化影響研究，而其中金佛山的觀測、分析與研究則才剛剛起步，本文以金佛山西坡摘公碧潭幽谷為觀測點，主要通過coz濃度、溫度和濕度的觀測，開展林地表層帶巖溶生態系統與裸地表層帶巖溶生態系統coz濃度特徵及其變化規律的對比研究，這對進一步深入研究巖溶生態系統運行機制和全球碳循環以及開展全球巖溶生態對比有著重要意義。

Testing of carbon materials ; determination of the mettler softening point ; binding and impregnating materials

炭素材料試驗. mettler軟化點的測定.粘接材料和浸漬材

They point out that when bill clinton was president the epa decided that it did have the authority to regulate carbon dioxide

他們指出當年柯林頓執政的時候，環境委員會的確有權力立法規制二氧化碳氣體的排放。

Firstly, the influence of point defects on the density of states and conductance for metallic carbon nanotubes is studied based on the tight - binding model

首先，基於緊束縛模型研究了非磁性點缺陷對金屬型單壁碳納米管態密度和電導的影響。

And then, based on above, the high dynamic pressure tests controlled strickily to load upon drixed liquid samples have been caned out on the two stage ligh gas gun, and five data shocked experiment with first compression are obtalned within l0gpa ~ 25gpa they are all located in a narrow region, upper the decomposed point of carbon monoxide but lowe than tha of nitrogen ( roughiy 26gpa )

在此基礎上利用二級輕氣炮對初態受到嚴格控制的混合液樣進行動高壓加載，獲得了10gpa 25gpa范圍內的五個一次沖擊壓縮數據點。這些數據點均位於co的離解壓力點以上， n _ 2的離解壓力點以下的狹窄范圍內。

The authour investigate the dosing conditions and effect of the pac to the huanghe water - source, which includes the following four parts : the selection of the pac ; the confirmation of dosing scheme and effect of the pac ; the research of application of potassium permanganate in combination with pac ; the research of the pac ' s modification and the modified effectiveness. the experiment is mainly carried out on the pilot system in the jieyuan water plan of tianjin. the results of the reseach include the following : l ) the pac from zunhua plant is selected as the better carbon for the source water of tianjin through the experiment ; 2 ) through the pilot experiment we conclude that the pac ' s best adding point is the mixing tank and the better dose is 10mg / l, on which the codmn of filtered water can be decreased to 40 % and the effluent have no problem of odour and color ; 3the adsorbing experiment show that pac mainly adsorb the organic matters which molecular wt., distribution between 500 and 3000, and can adsorb organic matters whose molecular wt., distribution are bigger than 6000 if the dose of it is adequent ; 4 ) pac together with potassium permanganate can remove the organic matter more effectively than each of them alone, and reduce the rising trend of turbidity of the flotation ' s effluent due to adding pac ; 5 ) the thesis made a research on the surface properties and the adsorbing capability of the modified carbon by oxidizer : the modified carbon with 20 % h2o2 can remove more organic pollutants than the untreated one by 12 % when we add a higher dose of coagulant ; 6 ) the modification of reduction and loading metal ions are also sttldied, and drow the following conclusions : the modified carbon with 5 % ammonia can enhance the organic matter ' s removal effectiveness by 10 % to the tianjin source water than the untreated one, and the modified one with loading metal ion remove the organic matters from the tianjin source water better ( 8 % ) than the untreated one due to the strong affinity betwween the humic acid and copper ion

本文的實驗主要是在天津芥園水廠的中試系統上完成的，論文的成果和結論主要包括： 1 ）通過靜態實驗選定河北遵化活性炭廠生產的煤質炭為適合天津原水的炭種； 2 ）中試實驗確定粉末活性炭的較佳投加點為混合池投加，較佳投加量為10mg l ，此時可使濾后水的cod _ （ mn ）降低40 ，且可較好地控制濾后水的嗅味和色度； 3 ）初步確定粉末活性炭對原水中有機物的吸附主要集中在分子量在500 - 3000范圍內，投量增大時可吸附部分分子量大於6000的有機物4 ）中試實驗表明：粉末活性炭與高錳酸鉀聯用可取得較兩者單獨應用時對有機物更好的去除效果，且對因投加粉末活性炭而造成的氣浮出水濁度升高有一定的改善作用； 5 ）研究並初步確定氧化改性對粉末活性炭表面性質和有機物的去除效果的影響：粉末活性炭的氧化改性會使其表面的酸性官能團大量增強，表面極性增加；經20的過氧化氫改性的活性炭在增大混凝劑投加量（ fecl _ 3投量為15mg l ）時對有機物的總體去除效果較原活性炭提高12 ， 1次氯酸鈉改性活性炭對有機物的去除效果較原活性炭提高6 ； 6 ）研究並初步確定還原改性、負載金屬離子對原水中有機物的去除效果的影響：經5氨水改性的活性炭可提高天津源水中有機物的去除率達到10 ；負載銅離子后的活性炭可提高對腐殖酸類物質的去除能力，一般可提高8左右。

Standard test method for flexural strength of manufactured carbon and graphite articles using four - point loading at room temperature

在室溫下用四點負荷法測定炭加工品及石墨製品撓曲強度的標準試驗方法

He had been researching the molecular structure of benzene, and was at a stop point in his work until after waking up he interpreted the dream to mean that the structure was a closed carbon ring

他研究過笨的分子結構，在他工作的短暫休息期間，直到他完成了自己的解夢，意味著這個結構與封閉的銅環相當相似。

The strong shear cut and grinding force of hlgb horizontal stirring grinding machine is used to the surface of the moderate supersonic carbon and the fusion particles of the cao & sio2 in this paper. the result of xps indicated that the si - c bond is detected on the surface of the particles. the high melting point superfine sic and caco3 are produced on the surface of cao & sio2, and composite particles are formed

本論文利用hlgb臥式雙向旋轉攪拌球磨設備，通過正反轉攪拌齒及研磨珠工作時產生的強烈的剪切、研磨機械力持續作用於cao sio _ 2熔融顆粒及中超碳黑顆粒表面， xps檢測表明，顆粒表面有si - c及ca - co鍵生成，根據機械化學理論是由於機械力的作用，誘發利用熱能難以進行的機械化學反應，在cao sio _ 2熔融顆粒表面生成了sic及caco _ 3新物質，構成包覆型復合粒子。

Standard test method for spectrographic determination of boron in carbon and low alloy steel by the point - to - plane technique

用點對面技術測定碳素鋼和低合金鋼中硼含量的光譜測定的測試方法

Analysis of multiple cracking of carbon fiber sheet - reinforced rc beam under four - point bending

梁四點彎曲的多重開裂分析

When the suction is applied, you will not be able to see the target light for a while and the silent beam of laser light is focused to a precise point within the stroma central layer of the cornea where each pulse of the laser creates a tiny 2 - to 3 - micron bubble of carbon dioxide and water vapor

Intralase無刀切割醫生為你配上特備的小吸環，以保持角膜位置穩定。定位后，你將會暫時看不見燈號， intralase儀器會為不同角膜薄片確定程式，然後醫生會用激光形成角膜板層的程序，整個過程並無任何聲音及氣味。

In this paper application of carbon fiber composite materials for civil aviation was briefly introduced, including application of carbon composites for civil aircrafts, for b777 and airbus a380 - 800 and some views of point for applying composite materials for civil aviation abroad

摘要本文介紹碳纖維復合材料在民用航空上的應用，包括碳纖維復合材料在民用飛機上的應用、在b777和a380 - 800客機上復合材料採用情況以及國外對民用航空上應用復合材料的看法。

From the point of view of system, a series of researches about carbon cycle of earth " system and co2 ' s " source and sink " are done

人們從系統論的觀點出發，相繼展開了有關地球系統的碳循環、 co _ 2的源和匯等一系列問題的研究。

Testing of carbon materials - determination of flexural strength by three point method - solid matters

炭素材料試驗.三點法測定彎曲強度.固體

Test method for flexural strength of manufactured carbon and graphite articles using four - point loading at room temperature

在室內溫度條件下利用四點加載進行碳與石墨人造物撓曲強度試驗方法