normal concentration 中文意思是什麼

normal concentration 解釋
標準深度
  • normal : adj 1 正常的,平常的,普通的;平均的。2 正規的,標準的,額定的,規定的。3 智力正常的,精神健全的...
  • concentration : n. 1. 集中。2. 【化學】提濃,蒸濃,濃縮;濃度;稠密度;【礦物】汰選,選礦,富化。3. 集中注意,專心。
  1. Halophytes are adapted to obtain water from soil water with a higher osmotic pressure than normal soil water, so they need to be able to accumulate a high concentration of salts in their root cells

    鹽土植物的滲透壓高於土壤,這樣就可以從土壤中吸收水分,所以它們的根細胞中積累了高濃度的鹽分。
  2. Normal air contains only about 21 percent oxygen, but the oxygen concentration in the cans is 95 percent, and inhaling it can reportedly bring on a feeling of invigoration, the report said

    使用者將面具罩住嘴巴和鼻子,然後擠壓氧氣罐噴口,便呼吸到釋放出來的兩三秒的氧氣。
  3. The result showed that non - enzymatic browning of greengage juice could be inhibited and natural primrose yellow could be kept in the plasming of greengage by adding 0. 2 % ( mass fraction ) sodium erythorbate ; non - enzymatic browning of greengage juice was restrained more remarkably by vacuum concentration than by normal pressure concentration ; the non - enzymatic browning of greengage juice increased and the color darkened with the increase of concentration and processing temperature ; non - enzymatic browning of greengage juice in the storage could be inhibited under the condition of low temperature, and frozen storage was the best store method of greengage concentrated juice

    摘要結果表明:在青梅果打漿時加入質量分數為0 . 2 %的異抗壞血酸鈉,可防止果汁氧化褐變而保持天然淡黃色澤;減壓濃縮較常壓濃縮明顯抑制了非酶褐變的發生;隨著果汁含量和加工溫度的提高,非酶褐變加快,色澤加深;低溫有利於青梅濃縮汁的貯藏,冷凍貯藏是最佳的貯藏條件。
  4. 4 ) the number and mass concentration distributions of the background atmospheric sand particles of ymchuan, bayanhot and tonggunur display a unimodal form, obeying a logarithmic normal distribution, greatly differing f

    黃沙的長距離輸送和小雨是泥雨形成的原因。雲物理和降水與來自沙塵粒子混合,尤其是小於zpm的粒子,導致了華北地區泥雨的發生。
  5. " the high concentration of the red tide led to a discolouration of water but mariculturists confirmed that fishes in the fish culture zone are normal, " he said

    他補充說:由於有高濃度的紅潮細胞,因而引致海水變色,但養魚戶證實,區內養魚均十分正常。
  6. Area not classified as zone 20 in which combustible dust, as a cloud, is likely to occur during normal operation, in sufficient quantities to be capable of producing an explosive concentration of combustible dust in mixture with air

    在正常運行過程中,可能出現粉塵數量足以形成可燃性粉塵與空氣混合物但未劃入20區的場所。
  7. This zone can include, among others, areas in the immediate vicinity of powder filling or emtying points and areas where dustlayers occur and are likely in normal operation to give rise to an explosive concentration of combustible dust in mixture with air

    該區域包括,與充入或排放粉塵直接相鄰的場所、出現粉塵層和正常操作情況下可能產生可燃濃度的可燃性粉塵與空氣混合物的場所。
  8. Area in which combustible dust, as a cloud, is present continuously or frequently, during normal operation, in sufficient quantity to be capable of producing an explosive concentration of combustible dust in mixture with air and / or where layers of dust of uncontrollable and excessive thickness can be formed

    在正常運行過程中可燃性粉塵連續出現或經常出現,其數量足以形成可燃性粉塵與空氣混合物和或可能形成無法控制和極厚的粉塵層的場所及容器內部。
  9. Taking the suspended sediment as the sand for the experiment and the normal nutritive matter - phosphorus in water as the contamination for simulation, the effect on the equilibrium adsorption of phosphorus from the initial concentration of the water phase phosphorous pollutant and the influence of sediment content on the isothermal adsorption of phosphorus are studied through the experiment

    摘要以懸移質泥沙為試驗用沙,以水體中常見的營養物質磷為模擬污染物,通過試驗研究了含磷污染物水相初始濃度對磷平衡吸附量的影響和含沙量對含磷污染物吸附等溫線的影響。
  10. ( 2 ) the method of determining the concentration of tbh is studied in this paper. the concentration of normal - amount tbh can be determined by kios oxidation. the presence of hnoa in the titration media has no effect on the tritration results. the concentration of trace - amount tbh can be determined by colorimetric methodising paradimethylaminobenzaldehyde as a color reagent

    ( 2 )研究了tbh濃度的測定方法。 kio3氧化法能有效測定常量tbh的濃度, tbh溶液中存在一定濃度的hno3時對滴定結果沒有影響。以對二甲氨基苯甲醛為顯色劑,採用比色法能測定微量tbh的濃度。
  11. But more or less than normal copper concentration will lead to diseases, the most typical diseases are wilson " s disease and menkes disease

    但是過量或過少就會引起一些疾病,最典型的是隱性遺傳病wilson 』 s病和menkes病。
  12. In chapter 2, an economic concept - location quotients ( lq ) is introduced into the mathematical part of this article, in order to isolate what a city does well, and to find which of its industries export to the rest of the nation. author manipulates last five years " lq from data on farming, forestry, animal husbandry, coal, rude oil, tourism, export and import, population and etc, argues that we could know weather there is a larger than normal concentration of activity in the region, and weather there is a trend of regular develop trace of this activity by running a time series simple autoregression, which provides a feasible analysis tool for people to judge and choose an advantageous industry within this region

    第二章,採用區位商的方式和賦予的經濟意義,通過計算,比較了過去5年中甘肅、寧夏兩省區在農業、林業、畜牧業、漁業、煤炭、原油、旅遊、進出口、人口等與資源產業密切相關的行業的區位商,並提出通過對所獲得的區位商數據建立有序的單變量時間序列回歸模型,可以獲知某項資源產業是否在該省具有明顯的優勢的計量方法,為判斷並選擇區域性的優勢產業提供了一種可行的分析工具。
  13. The paper analyzes and summarizes the following laws of distinctive sediment yield produced in storm floods of the region based on predecessors ' study : storm is the main dynamic force of erosive sediment yield and storm, flood and sediment exist an inevitable relation ; the flood occurring time is concentrated with high peaks and huge volume, suddenly rising and suddenly falling and has decisive influence to the formation of a major flood peak in the middle yellow river ; the main reasons of concentrated coarse sediment of the river is severe erosive sediment yield, strong sediment transporting capacity and high sediment concentration ; the important influence of frequent or continued storm floods happened in he - long reach especially in coarse sediment concentrated region to the sediment transport of the yellow river and ; along with the increase of harnessing, regional flood trend is becoming smaller but the variation of sediment quantity is not obvious and the reaction of peak discharge and flood runoff of majority tributaries are not sensitive, showing that a general and normal engineering works can not effectively control regional major floods especially the sediment of an extraordinary flood

    摘要在前人研究的基礎上分析總結了該區特有的暴雨洪水產沙規律:暴雨是侵蝕產沙的主要動力,暴雨、洪水、泥沙之間存在著必然的關系;洪水發生時間集中,峰高量大,暴漲暴落,對黃河中游大洪峰的形成具有決定性影響;侵蝕產沙強烈而粗泥沙集中,輸沙能力強,洪水含沙量高,是黃河粗泥沙的集中來源地;河龍區間特別是粗泥沙集中來源區頻繁或連續的暴雨洪水對黃河輸沙有重要影響;隨著治理水平的提高,區域洪水有減小趨勢,但泥沙量變化不明顯,大部分支流的洪峰流量、洪水含水量反應不敏感,說明一般規模和水平的治理工程還不能有效控制區域大洪水特別是特大洪水的泥沙。
  14. ( 2 ) in high ca2 + krebs - henseleit ( k - h ) solution ( twice of normal concentration ), duration of phasic contraction induced by fac was prolonged, which was longer than 60min, and the contractile amplitude was enhanced to 58. 71 ?. 71 % ( p < 0. 01 ). after rings were incubated with nifedipine for 15min in order to block the l - type ca2 + channel, the iron induced contractile amplitude was inhibited

    主動脈環用硝苯毗吒( nifedpine , nif )孵育15min以阻斷卜型鈣通道后,再給予鐵刺檄,與未加nif的同濃度細胞外鈣離于組相比,鐵所致的收縮幅度均明顯降低(均p 0刀1 ) ,且高鈣液中鐵引起的相位性收縮幅度明顯高於正常鈣組。
  15. When a ferromagnetism items is under the application of stress, the phenomenon that the tangential component of magnetic leakage field has maximum value and that the normal component of magnetic leakage field changes polarity and acquires zero value at the stress concentration zone will take place

    鐵磁性工件在受到應力作用時,在應力集中處會有漏磁場的切向分量出現最大值、同時法向分量改變符號且過零值點的現象。
  16. Direct separation of co _ ( 2 ) from flue gas will lead to a reduction of power generation efficiency and an increase of power generation cost. the content of co _ ( 2 ) in flue gas is only about 3 - 15 %, which will lead to complicated separation process and high cost. this is because co _ ( 2 ) separation is very difficult from common flue gas, which has low co _ ( 2 ) concentration and high n _ ( 2 ) concentration at normal pressure

    從鍋爐排煙中分離co _ 2將在一定程度上使電站效率降低,發電成本增加,其主要原因是燃煤電站鍋爐排煙中co _ 2濃度一般僅為3 15 ,在較低的壓力下從以氮氣為主要成分的混合氣體中分離較低濃度的co _ 2氣體的難度很大,從而導致分離設備復雜,成本較高。
  17. According to the effective field expression which has been derived in former, the phenomenon that the tangential component of magnetic leakage field has maximum value and the normal component of magnetic leakage field acquires zero value at the stress concentration zone of positive magnetostriction ferromagnetism materials under the application of tensile stress and negative magnetostriction ferromagnetism materials under the application of compressive stress is explained theoretically through analyzing and discussing

    根據所得到的地磁場中受力鐵磁性材料有效場表達式,通過分析討論,解釋了受拉力作用的正磁致伸縮鐵磁材料和受壓力作用的負磁致伸縮材料在應力集中處漏磁場切向分量出現最大值、同時法向分量為零值的現象。
  18. Political philosophy can be classified, according to its academic mission, into three types : the first is a development of philosophy in the field of political research, which is treated as concentration of the cream of political studies ; the second is normal research which is opposite to the so - called political science, and whose main mission is to explain political essence or political value ; and the third targets value theory and empirical science of unified political studies

    摘要政治哲學依其承擔的學術使命可以劃分為三種基本類型:一種是哲學在政治研究領域的展開,被當作是政治學精華的濃縮;一種是在政治學中與所謂實證研究對立起來的規范研究,主要使命是闡述政治的本質或價值;一種以統一政治學研究中的價值理論與經驗科學為目標。
  19. Quit - bleed maintains a normal concentration of prothrombin and other clotting factors in the blood plasma by promoting their biosynthesis in the liver

    Quit - bleed能促進肝臟合成凝血因子prothrombin及其他凝血因子,以維持他們在血漿內的正常濃度。
  20. The liver capacity was explained in the previous chapter to store carbohydrates as glycogen and to release glucose to maintain the normal concentration of glucose in the blood

    前章已解釋了肝臟能以糖原形式儲存糖,並能釋放葡萄糖以保持血液的葡萄糖正常含量。
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