背景濃度 的英文怎麼說
中文拼音 [bēijǐngnóngdù]
背景濃度
英文
background concentration solution- 背 : 背動詞1. (用脊背馱) carry on the back 2. (擔負) bear; shoulder
- 景 : Ⅰ名詞1 (風景; 景物) view; scenery; scene 2 (情形; 情況) situation; condition 3 (戲劇、電影的...
- 濃 : 形容詞1. (液體或氣體中所含的某種成分多; 稠密) dense; thick; concentrated 2. (程度深) (of degree or extent) great; strong
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 背景 : (布景; 襯托主體事物的景物; 對人物、事件起作用的歷史條件或現實環境) background; backdrop; setting
- 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
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Abstract : according to the observation of the number concentration spectrum and the mass concentration of atmospheric aerosol, tsp and its particle size distribution, micrometeorology, and the solar spectroscopic radiation, even the neutron activation treatment of sand dust samples in helan mountainous area, the formation law of sandstrom, dust and sand blowing weather and the characteristics of climatic variation in this area and the influence of helan mountain are counted and analysed
文摘:利用賀蘭山地區沙塵暴歷史資料和綜合觀測資料,對大氣背景、浮塵、揚沙和沙塵暴發生期間的大氣氣溶膠數濃度譜、質量譜、大氣總懸浮顆粒( tsp )及粒徑分佈、微氣象、分光日射觀測以及沙塵樣品進行中子活化處理,分析了該地區浮塵、揚沙和沙塵暴形成規律,氣候變化特徵和賀蘭山的影響。According to the observation of the number concentration spectrum and the mass concentration of atmospheric aerosol, tsp and its particle size distribution, micrometeorology, and the solar spectroscopic radiation, even the neutron activation treatment of sand dust samples in helan mountainous area, the formation law of sandstrom, dust and sand blowing weather and the characteristics of climatic variation in this area and the influence of helan mountain are counted and analysed
利用賀蘭山地區沙塵暴歷史資料和綜合觀測資料,對大氣背景、浮塵、揚沙和沙塵暴發生期間的大氣氣溶膠數濃度譜、質量譜、大氣總懸浮顆粒( tsp )及粒徑分佈、微氣象、分光日射觀測以及沙塵樣品進行中子活化處理,分析了該地區浮塵、揚沙和沙塵暴形成規律,氣候變化特徵和賀蘭山的影響。Background : ghrelin is a 28 - amino acid endogenous peptide recently identified in the secretory granules of x / a - like cells in the rat stomach, which can act on the growth hormone secretagogue receptor to accelerate the secretion of growth hormone. it was identified that ghrelin - immunoreactive cell and its receptor localize in areas of brain, such as hypothalamus ( pvn, arc ), hippocampus, adenohypophysis and so on. motilin is a 22 - amino acid peptide secreted from the upper part of the small intestine, which regulates the interdigestive motility of gastric
背景資料: ghrelin是新發現的由28個氨基酸組成的內源性腦腸肽,由胃部泌酸腺x / a樣內分泌細胞分泌, ghrelin免疫活性神經元及其受體在中樞神經系統中如下丘腦室旁核( paraventricularneucleus , pvn ) 、弓狀核( arcuatenucleus , arc ) 、海馬區及腺垂體等均有不同濃度的分佈,可與生長素促泌物受體( growthhormonesecretagoguereceptor , ghsr )結合促進生長素( growthhormone , gh )分泌。This paper is based on the engineering background of the real time fault diagnosis of the deashing system in zhenjiang jianbi power plant. this system, as the subsystem of a typical distributed control system, can achieve the processing automaton and malfunction alerting automaton. during writing this paper, the following work has been done :
本文基於實際工程背景,研究與探討了鎮江諫壁火力發電廠高濃度除灰控制系統中的柱塞泵灰水泄漏實時檢測系統,該系統是典型的dcs控制系統的一個子系統,使電廠高濃度除灰車間實現了故障報警自動化。2 ) from the analysis of the aerodynamic parameters and turbulent flux transfer under different synoptic conditions we achieve the conclusion that on sands raising and sandstorm days turbulent momentum and sensible - heat fluxes are important exchange factors in the boundary layer, with turbulent exchange stronger in sandstorm weather than both on fine and sand raising days. prior to the occurrence of such an event, in particular, the super - adiabatic instability in the near - surface boundary will reinforce sandstorm weather condition. 3 ) atmospheric turbulent diffusion parameters z and y have apparent daily variation
沙塵天氣下以親地殼元素為主的氣溶膠元素濃度均高於背景大氣和浮塵天氣,而且沙塵天氣強度愈強,元素濃度的增加愈顯著;背景大氣、浮塵天氣條件下親地殼元素的濃度一般在10 ~ ( - 1 ) 10 ~ 0 g m ~ 3量級,揚沙、沙塵暴時一般達10 ~ 1 g m ~ 3量級,特強沙塵暴時高達10 ~ 2 g m ~ 3量級。By means of static and dynamic experiments, lots of research on the effect of micro - quantity heavy metal ions ( hmi ) removal by weakly basic anion exchange resins ( wbaer ) from drinking water ( dk ) with alkali metals, alkaline - earth metals and anions at high concentration, has been done
本文採用靜態和動態兩種試驗方法,對弱堿性陰離子交換樹脂在堿金屬、堿土金屬離子以及陰離子相對較高濃度的背景下去除飲用水中微量重金屬離子(以hg2 +為研究處理對象)的效果進行了大量試驗研究。The calculated mean diameter, mean square - root diameter, mean cube - root diameter and liquid water content are all well matched with the observational results ; in the paper two examples have been analyzed by using the seeding region data and the possible affecting region data in leeward region. it is found that f - 100, 2dc, and 2dp ' s particle concentrations increase in leeward region, but rising extent is different, which is likely to be due to difference of seeding effect time
擬合值和觀測值吻合的較好,計算出的平均直徑、均方根直徑、均立方根直徑和粒子濃度與觀測值也比較吻合;本文對兩組個例的催化影響區域及可能採集到相應值的下風方區域進行了分析,催化下風向影響區的f - 100 、 2dc 、 2dp的粒子濃度比背景值都有所增加,但是增加的幅度不同,應該是催化響應時間的原因。The results of the experiments indicates that concentration of aminosilane influences the fluorescence background of glass slide, and some factors affect immobile ratio of oligonucleotide probe, such as aminosilane treatment time, aldehyde treatment time, uv crosslinking energy, washing temperature and time
研究表明,氨基化試劑濃度對玻片熒光背景有影響,氨基化試劑處理時間、醛基化處理時間、紫外交聯能量和洗滌溫度和時間等工藝因素影響寡核苷酸探針的固定率。However, due to differences in the thinking style of the two law systems, the history background, the culture tradition, and so on, the trusts system which has strong common law trait is not in harmony with the traditional civil law system, and conflicts with the former law in a certain extent
但由於法系思維、歷史背景以及文化傳統等方面存在諸多不同,帶有濃厚英美法色彩的信託制度並不能很好地融入大陸法系固有的民法體系,並在一定程度上沖擊著原有的法律制度。1 ) the number of sandstorm days from 12 weather stations in the helanshan zone is documented, indicating that the events can happen on the east and west sides of the ranges all the year round, with high frequencies in april to may, averaging 3. 2 and 3. 1 days on the west side, respectively and with the eastern high frequency in april, averaging 2. 0 days. also, analysis reveals that the high frequency period for eastern station yanchi and western guaizihu is april, with 5. 4 and 5. 2 days, on average, respectively
銀川、巴音浩特和通古淖爾三地背景大氣沙塵氣溶膠粒子的數濃度譜和質量濃度譜均呈單峰型,服從對數正態分佈,與城市污染物氣溶膠的三峰、雙峰質量譜明顯不同。浮塵、揚沙、沙塵暴天氣條件下,平均數濃度和質量濃度是依次增加的,可相差4 - 7倍。沙塵氣溶膠粒子譜分佈還與地理位置有關。In order to overcome difficulties in the recovery of historical tritium concentration in the determination of shallow groundwater age by the method of mathematical physical model, this paper, just taking the expolatianal model as the example, deduces a new formula to calculate the groundwater age based on the equation of the tritium mathematical physical and the tritium analysis results in different times
摘要為克服應用氚同位素方法確定現代地下水年齡過程中存在的,需確定地下水系統輸入項的歷史背景濃度問題,本文根據地下水同位素數學物理方程,以全混模型為例,利用不同時期地下水同位素的測試結果,通過數學迭代運算,推導出計算現代地下水年齡的計算公式。The background of phantom is the nacl solution with different density
背景為不同濃度的naci溶液。Background : it is hypothesized that low selenium concentrations are associated with an increased risk of cardiovascular disease and that selenium supplements prevent coronary heart disease
背景:假定較低的硒濃度與增加的心血管疾病風險有關,補充硒可以預防冠心病。A larger frequency response occurred at a ph greater than pi. a decrease in the concentration of the background electrolyte increased the frequency response. these findings have been reasonably explained
在ph值大於等電點pi時頻率響應較大;背景電解質濃度的增大引起頻移的增大,對這些結果進行了合理解釋。Analysis of boron background concentration and pollution status of water in kuandian county
寬甸縣水中硼的背景濃度及污染現狀分析This method is of significance both to overcome the difficulties in the recovery of the historical tritium concentration and to enhance the accuracy of age - dating
該方法不僅可以很好地解決地下水系統輸入項氚背景濃度恢復時間序列較長的問題,而且對于提高地下水的定年精度具有十分重要的意義。Eight heavy metal elements are measured under atmospheric background and dust - sandstorm weather conditions. element - concentration under dust and sand storm is as higher 3. 43 - 6. 30 times as background. six heavy metal elements in precipitation are also analysed and its sharp variation geographically are found
分析了大氣背景和沙塵天氣下的8種重金屬元素濃度和降水中的6種重金屬元素濃度,結果表明,沙塵天氣重金屬元素濃度是背景值的3 . 43 - 6 . 30倍,降水中6種重金屬元素濃度的地理分佈存在不均勻性分享友人