reaction 中文意思是什麼

Method : by laser ablating a multiphase reaction system, various products are obtained by plasma reaction

以脈沖激光濺射多相反應體系，變換固體靶和氣相、液相反應物的不同組成，合成得到不同產物。

The abstraction of elements from soil water by plant roots can have a marked effect on chemical reaction rates.

植物根系從土壤水中攝取養分元素能對化學反應速率產生顯著的影響。

The reverse of reaction 11 for acetate may be combined with the electron acceptor reactions.

對于醋酸鹽、反應11的逆反應可以與電子接受體反應組合在一起。

The electron acceptor used was a ferric salt that was reduced to the ferrous form during the reaction.

所用的電子受體是一種高鐵鹽，在反應時它還原成亞鐵。

Thinking of channels of fund used in dealing with the aftermath of abnormal reaction and accidence after vaccination

對預防接種后異常反應和事故善後處理經費來源渠道的思考

Coupling reaction of acenaphthene catalyzed by inorganic salts and ionic liquids

幾種無機鹽與離子液體催化苊的偶聯反應

The corresponding reaction of acetaldehyde is subject to general base catalysis.

乙醛相應的反應服從廣義的堿催化。

This may be readily converted to the anhydrous salt by reaction with a readily hydrolysed material, such as acetic anhydride.

這和易水解的物質如醋酸酐反應可以很容易轉變為無水鹽。

The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

研究結果表明： 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化：隨海拔高度上升，機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒，海拔1600m以下出現粘化層；土壤有機質豐富，表層有機碳含量一般在20g kg以上，有機碳含量隨海拔高度升高而相應增加，海拔3500 3700m的灌叢草甸植被下有機碳含量最高；土壤呈酸性或微酸性，並隨海拔上升， ph值略微降低，酸性增強，海拔2700m以上的土壤多呈鹽基不飽和狀態，表明土壤淋溶作用較強， ph值和鹽基飽和度呈極顯著正相關；土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定，土體中sio _ 2含量較高， cao含量較少， sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ，礦質元素含量的順序依次為： sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。

Chitosan reducing amino acids of mixed juice and filtered juice were tested, it seem that chitosan could de - amino - acidize in sugarcane juice, some preventable and controllable methods for mallard reaction were also discussed

摘要通過殼聚糖降低混合汁和濾清汁氨基酸含量的試驗研究，認為殼聚糖對除去蔗汁氨基酸有一定效果，並提出了在製糖生產中減少美拉德反應的措施。

In this paper, ackerman steering linkage of double - wishbone suspension is taken as the study object, choosing the splitting joint and steering lever joint to carry out the design of optimization the mathematics models are established based on the multi - body system dynamics, applying its analysis method of kinematics to study the mechanism kinetic principles owing to more spatial factors considered, and calling off many hypotheses affecting the accuracy, compared with the traditional methods, the models are better to reflect the realistic motion principles, the results are more exact and applicable moreover, the force analysis is applied to the conduct mechanism the analysis method of dynamics in the multi - body dynamics is applied to study the forces applied on every component, working out the constraint reaction force of up and down ball joints, and developing the current computation program in the end, produce the upper wishbone geometry model in the ansys software package, meshing and carrying out the fea, testifying if the intensity of the wishbone meet with the requirements

本文以雙橫臂獨立懸架的轉向傳動機構作為研究對象，選擇對斷開點和節臂球銷的位置進行優化設計，在此基礎上建立了基於多體系統動力學的導向機構和轉向傳動機構的數學模型，運用該學科的運動學分析方法研究機構的運動規律，編制了通用優化設計軟體。由於考慮了更多的空間因素，取消許多影響準確性的假設，因此建立的數學模型與傳統的方法相比更能反映實際運動規律，得到的優化結果也更加精確實用。此外，本文還針對導向機構進行受力分析，在建立該機構的空間動力學模型后，運用多體動力學中的動力學分析方法研究各個桿件的受力，計算出上下球鉸的約束反力，並開發出了相應的通用計算程序。

Polarographic determination of nitrite ion based on the nitrosation reaction with acridine red

基於亞硝化反應吖啶紅極譜法測定亞硝酸根

Abstract : the reaction conditions, catalysts of selective oxidation of propane to acrolein and the mechanism of acrolein formation were reviewed

文摘:論述了丙烷選擇氧化制丙烯醛催化反應的反應條件、催化劑和丙烯醛生成機理等方面的研究進展。

Other non - peroxidated aldehydes, such as formaldehyde, acetaldehyde, glyoxal, acrolein, pyruvaldehyde, salicylaldehyde, all did not change rheological property of these biological materials. the effects of mda on rheological parameters, crosslinking reaction and their relation with age pigment - like fluorescence were studied

戊二醛作為一種蛋白固定劑能特異地改變流體特性，而其它非脂質過氧化醛類，如甲醛、乙醛、乙二醛、丙烯醛、丙酮醛、水楊醛等並沒有明顯改變上述溶液的流變性。

Seasoning of solution due to usage and leaching out of photographic reaction products and emulsion addenda from the photographic element into the processing solutions also becomes a problem.

由於所用溶液的耗損及照像反應產物和乳劑添加劑從照像材料中帶到加工液中去，也會造成問題。

The expected adduct 100 was not stable and appeared to undergo further reaction to the spiro intermediate 101.

由於所期待的加成物（100）不穩定，它經過進一步的反應，就產生螺環中間體。

Because of the assemble - ease characteristic of oxide, the adscititious powder agglomerates added into al melt have a bigger size and need more time to finishing the in - situ reaction in mixing melt

氧化鐵粉末由於極易團聚成大尺寸粉末團，不易分散細化，大大增加了其徹底反應所需的時間。

The development of adscititious particle reinforced aluminium matrix composites and al matrix in - situ composites reinforced by reaction synthesis " reinforcement phase are reviewed at first. and the papers point out the difficulties and problems on the study of al matrix composites at present

本文首先回顧了外加顆粒增強鋁基復合材料和反應合成強化物增強鋁基原位復合材料的研究進展，指出當前鋁基復合材料研究中存在的問題。

Papers also points out that the size of the adscititious powder agglomerate enwrapped by pure al melt, the effect and intensity of stirring shear force and the melt temperature at the beginning of reaction between the adscititious powder and al melt are the main factors affecting the in - situ reaction ongoing velocity

並指出了影響反應進行速度的主要因素是熔體中分散包裹的加入粉末團的尺寸大小、有無攪拌剪切力作用、反應進行時的熔體溫度。其中，粉末團尺寸大小與徹底完成反應所需時間的關系最大，大尺寸粉末團將大大延長反應時間。

The numerical method for the inverse problem of second - dimensional advection - dispersion - reaction equations is discussed in the article

摘要討論了一類二維對流反應擴散方程反問題的數值解法。