DETERMINATION OF Cl~- , SO_4~(2-) , NO_3~- , PO_4~(3-) , CITRIC ACID AND MALIC ACID IN THE XYLEM SAPS OF SOYBEAN BY ION CHROMATOGRAPHY;
離子色譜法測(cè)定大豆木質(zhì)部汁液中的Cl~-、SO_4~(2-)、NO_3~-、PO_4~(3-)、檸檬酸和蘋果酸
Effects of ofloxacin on rat distal colonic mucosa secreating Cl~-;
氧氟沙星對(duì)大鼠結(jié)腸上皮細(xì)胞分泌Cl~-的影響
Corrosion Behavior of J55 Steel in Solutions Containing Cl~- and HCO_3~-;
J55鋼在Cl~-/HCO_3~-體系中的腐蝕行為
The increase of SO42-and Cl-concentration was benefit to the degradation of bisphenol A when their dosages were bel.
1107min-1;而SO42-和Cl-濃度在一定范圍內(nèi)增加時(shí),有利于BPA的降解,當(dāng)SO42-的濃度為800mg/L左右時(shí),對(duì)降解促進(jìn)作用最大,k值增加到0。
The influences of the concentration of Cl-and NH4+-N in urban sewage as a simulated cooling water and its chemical oxygen demand(COD)and pH value on the corrosion resistance of 316L stainless steel were investigated using electrochemical method(polarization curve measurement).
用電化學(xué)方法研究了水質(zhì)中的Cl-、NH4+-N、化學(xué)需氧量(COD)和pH值對(duì)316L不銹鋼耐蝕性的影響。
To determine the security of water quality of Beitang Reservoir,Tianjin City as a regulating and accident standby reservoir for water transfer project,samples of 0~20cm mixed sediment and 0~60cm original state sediment were taken from July of 2005 to January of 2006 to simulate Cl-release process and intensity in the condition of temperature variation,wind disturbance,water exchange and seepage.
為研究北塘水庫(kù)作為天津市南水北調(diào)調(diào)節(jié)和事故備用水庫(kù)的水質(zhì)安全性,2005年7月～2006年1月,取北塘水庫(kù)0～20cm混合底泥及0～60cm的圓柱狀底泥,在實(shí)驗(yàn)室模擬了溫度變化、風(fēng)浪擾動(dòng)、換水、下滲等條件下底泥Cl-的釋放過程和釋放強(qiáng)度,分析了Cl-釋放對(duì)水庫(kù)水質(zhì)的影響。
The micro chloride ion in benzene was determined by spectrophotometry.
用分光光度法測(cè)定苯中微量Cl-含量;用亞沸水萃取苯,待水靜置分層后用硫氰酸鹽分光光度法對(duì)其中的微量氯進(jìn)行測(cè)定。
The relation of chloride ion and steel corrosion in concrete, the hazard of concrete construction caused by steel corrosion are analyzed and its prevention measures are presented in this paper.
分析了Cl-與鋼筋混凝土銹蝕的關(guān)系,鋼筋銹蝕造成混凝土結(jié)構(gòu)的危害,提出了預(yù)防措施。
The chloride ion binding capability of typical mineral functional materials were tested.
測(cè)試了幾種典型礦物功能材料對(duì)Cl-的初始固化力。
Theoretical tudies on the ionization Potentials of XN(X=F,Cl,Br,I);
XN(X=F,Cl,Br,I)系列物種的理論研究
Theoretical Study on the Red-Shifting O-H…X-(X=F,C1,Br,I) Hydrogen Bonds of X-.H_2O(X=F,Cl,Br,I)Complexes;
X-·H_2O(X=F,Cl,Br,I)復(fù)合物氫鍵紅移光譜的理論研究
Thermodynamic study on the reactions of XCOO H(X=F,Cl,Br) HX+CO_2;
XCOOH(X=F,Cl,Br)熱分解反應(yīng)的理論研究
Release characteristics of chlorine and alkali metals during pyrolysis and gasification of biomass by thermodynamical equilibrium analysis;
生物質(zhì)熱解和氣化過程Cl及堿金屬逸出行為的化學(xué)熱力學(xué)平衡分析
The transformation characteristics of chlorine and alkali metals, such as potassium and sodium, during combustion have been investigated by using thermodynamic equilibrium analysis (TEA) technique for five kinds of biomass residue samples, i.
4的燃燒條件下Cl及堿金屬K和Na的化學(xué)平衡組成及濃度,討論了其排放特性。
To study the change of K+ and Cl-in the blood of the rabbits which died by the strangulation and the significance on forensic medicine.
通過實(shí)驗(yàn)研究,探討勒頸窒息死亡血中K+、Cl-的變化及其法醫(yī)學(xué)意義。
To study the biochemisry change in blood and the significance for forensic medicine to measure the consisteney of K~+ and Cl~-in venous blood and analysis of the gases in blood by hung.
研究縊死的血液生化學(xué)變化,探討血?dú)夥治龊蚄+、Cl-的檢驗(yàn)對(duì)鑒定縊死的法醫(yī)學(xué)意義。
Effects of Cl- concentration on CO2 corrosion rate on P110 steel were investigated by stimulating the downhole environment of Tarim oil field,using high temperature and pressure autoclave.
通過模擬塔里木油田現(xiàn)場(chǎng)環(huán)境,利用高溫高壓試驗(yàn)設(shè)備,采用SEM、EDS和XRD技術(shù),輔以失重法,研究了油套管用P110鋼在不同Cl-含量流動(dòng)介質(zhì)中的腐蝕速率和腐蝕形態(tài),并對(duì)試樣表面腐蝕產(chǎn)物的成分進(jìn)行了分析。
A research was conducted for the influences of Cl~-, ammonia and nitrogen, and COD on HSn 70-1A copper tube corrosion behavior using the static rotary hanging lamella method.
采用靜態(tài)旋轉(zhuǎn)掛片試驗(yàn)法,研究了污水中Cl-、氨氮和COD對(duì)HSn70-1A銅腐蝕行為的影響。
In order to quantitative determine the relation between brass corrosion and concentration ofCl~-, static coupon test was carried on for two kinds of brasses HSn70-1A and HA177-2A, and experimental data was fitted into curve.
為了定量確定黃銅腐蝕與Cl-濃度的關(guān)系,對(duì)HSn70-1A、HAl77-2A兩種黃銅進(jìn)行靜態(tài)掛片浸泡試驗(yàn),并根據(jù)試驗(yàn)數(shù)據(jù)擬合了關(guān)系曲線。
Object: To establish a method for the simultaneous determination of Cl~-and SO_4~(2-) in nicotinic acid by ion chromatography.
結(jié)果:Cl-和SO42-分別在0。
A rapid and simple method for the chloride quantity determination in coal, coke and tar from co-carbonization of coal with and without plastics by IC with conductivity detectors is studied.
研究了用帶電導(dǎo)檢測(cè)器的離子色譜對(duì)配煤、焦炭和焦油中的Cl- 進(jìn)行測(cè)定的方法。
Influence rules of adding single fly ash,single silica fume,and compound of fly ash and silica fume as well as age on the performance of mortar solidifying chloride were studied through chemical titration method.
采用化學(xué)滴定的方法,研究了單摻粉煤灰、單摻硅灰、粉煤灰與硅灰雙摻以及齡期對(duì)砂漿固化Cl-性能的影響規(guī)律。
This paper concentrates the influence of types of cement,curing age and water to cement ratio on the resistance to chloride ingress of concrete.
結(jié)果表明:高抗硫水泥由于C3A含量較少,對(duì)Cl-的化學(xué)結(jié)合能力較弱;中熱硅酸鹽水泥對(duì)Cl-的化學(xué)結(jié)合能力比高抗硫水泥好,P I型硅酸鹽水泥對(duì)Cl-的化學(xué)結(jié)合能力最好。
Objective To study the change of K + and Cl - in the blood of the rabbits which died from mechanical asphyxia and the significance on rorensic medicine.
目的 通過實(shí)驗(yàn)研究 ,探討機(jī)械性窒息死亡血中K+ 、Cl 的變化及其法醫(yī)學(xué)意義。
The evalution of NaCl effects on the growth, K +,Na + and Cl - distribution in seedlings were surveyed.
在大豆 2葉 1心期 ,以含NaCl濃度分別為 0、5 0、10 0和 15 0mmol·L- 。