earth acid 中文意思是什麼
earth acid
解釋
土酸-
The methods for synthesizing p - hydroxyl ethyl benzoate catalyzed by sulfuric acid, p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, aluminum chloride hexahydrate, stannic chloride pentahydrate, copper sulfate, titanium sulfate, rare earth metal oxide, sodium bisulfate monohydrate, solid super acid and heteropoly acid and so on are reviewed
摘要評述了硫酸、對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水合三氯化鐵、六水合三氯化鋁、五水四氯化錫、硫酸銅、硫酸鈦、稀土金屬氧化物、一水硫酸氫鈉、固體超強酸、雜多酸等催化劑催化合成對羥基苯甲酸乙酯的方法。 -
The synthesis methods of isobutyl acetate catalyzed by p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, cupric chloride bi - hydrate, stannic chloride pentahydrate, ammonium ferric sulfate dodecahydrate, sodium bisulfate monohydrate, potassium bisulfate, chitosan sulfate, sodium dihydrogen phosphate, rare earth metallic oxide, solid super acid, heteropoly acid and molecular sieve etal were reviewed
摘要評述了對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、二水氯化銅、五水四氯化錫、十二水合硫酸鐵銨、一水硫酸氫鈉、硫酸氫鉀、殼聚糖硫酸鹽、磷酸二氫鈉、稀土金屬氧化物、固體超強酸、雜多酸和分子篩等催化劑催化合成乙酸異丁酯的方法。 -
The building block of all lifeforms on earth is the deoxyribonucleic acid. it has the shape of a double helix in which two polynucleotide chains are coiled about each other in a spiral
而組成地球上所有生命的基本單位去氧核糖核酸dna的雙螺旋結構也是非對稱地存在的，原來自然界中的去氧核糖核酸絕大部分都是右旋的。 -
The syntheses and properties characterization of rare - earth complexes with aromatic dicarboxylic acid
二元芳香羧酸稀土配合物的合成與性質表徵 -
Effects of rare earth elements on glutamic acid fermentation
稀土元素對谷氨酸發酵的影響 -
Research on reclamation and utilization of rare earth waste water from deposited oxalic acid
稀土草沉廢水回收利用試驗 -
From the aspects of agricultural economic and environmental ecological effects, were the effects and mechanism of rare - earth micro - fertilizer to improve the growth, development, quality and yield of the crops ; the adjustment of crops growth by influencing the number of microbial population in soil district and the function of the soil dehydrase, alkaline phosphatase, urease and sucrase ; the ecophysiological effects of alleviating the injure of acid rain, ultraviolet radiation, heavy metal on crops were illustrated ; the sureness of bee ' s use in agricultural was provided, according to the rule of the distribution and enrichment of be in crops
摘要從農業經濟效應和環境生態效應二方面，論述了稀土肥料促進作物生長、發育，提高作物產量，改善作物品質的效應與機理；影響土壤區系中微生物種群數量和土壤脫氫酶、堿性磷酸酶、脲酶及蔗糖酶的功能，繼而反饋調節作物生長；緩解酸雨、紫外輻射和重金屬傷害作物的生態生理學效應；並以稀土在作物體內分佈與富集規律為參考，探討了稀土農用的安全性。 -
Europium and terbium rare earth complexes with tetracarboxylic acid were successfully prepared in aqueous solution
摘要在水溶液中合成了銪和試的四元羧酸稀土配合物。 -
The abnormalities in the seasons and the weather, the rapid melting of the polar ice cap, the rising temperature of the oceans, the continuous expansion of the hole in the ozone layer, the acid rain given back to us by mother earth, sinking land masses and rising sea levels - what do all these reactions of the natural environment tell us that things turn for the worse when they reach the extreme seems not to be something which people take heed of
人類賴以生存的地球已是岌岌可危，生態環境在不斷的破壞下已產生了顯著的變化，四季氣溫異常北極冰巖急速溶化海水水溫高漲臭氧層的破洞繼續擴張大自然「還贈」給人們的酸雨陸地下陷海平面上升，這種種的自然界反應到底給了我們什麼啟示？物極必反的道理，似乎很難在人們心中起警惕的效應。 -
Preparation and fluorescence properties of rare earth eu3 and y3 complexes with benzoic acid and 1, 10 - phenanthroline
菲咯啉的合成及熒光性質研究 -
Synthesis and characterization of rare earth tb3 - trimesic acid fluorescence complexes
過程核合成的場所和重元素豐度的離散 -
But even on windless days the air always smelt of something under - earth : sulphur, iron, coal, or acid
甚至無風的時候，空氣里也帶著一種地窖下的什麼惡味。 -
The determination of fluorine in sulfuric acid waste produced from rare earth
稀土生產硫酸廢液含氟量的測定研究 -
Study on decomposition mechanism of rare earth concentrate by concentrated sulfuric acid
包頭稀土精礦濃硫酸焙燒反應機理研究 -
The effect on the yield and growth of edible fungi by huma acid and rare earth and their mixture is reported in this paper. the results show that the mixture of huma acid and rare earth has the best effect on the growth of edible fungi and can keep a stable biological activation in different concentrition
對腐殖酸、稀土及其混合物對食用菌生長和產量的影響進行了比較研究.結果表明，腐殖酸稀土混合物對菌絲生長的促進作用最佳，在不同濃度條件下都能保持穩定的生理活性 -
Widely used in the industries of petrochemical, refining, dyestuff, printing, pesticide, pharmaceutical, rare earth and fertilizers, etc., this pump is an indispensable optimal choice to handle the corrosive medium, like various non - oxidated acid ( hydrochloric acid, thin sulfuric acid, formic acid, acetic acid and butyric acid ) not containing solid particles, not easily crystallized, and temperature not over 100
本泵主要用於石化、冶煉、染料、印染、農藥、制藥、稀土、化肥等行業，輸送不含固體顆粒，不易結晶，溫度不高於100的各種非氧化性酸（鹽酸、稀硫酸、甲酸、醋酸、丁酸）等腐蝕介質必不可少的理想設備。 -
Widely used in the industries of chemical, petrochemical, refining, dyestuff, pesticide, pharmaceutical, rare earth and fertilizers, etc., this pump is an optimal choice to handle the corrosive medium in storage tank, like various non - oxidated acid ( hydrochloric acid, thin sulfuric acid, formic acid, acetic acid and butyric acid ) not containing solid particles, not easily crystallized, and temperature not over 100
本泵廣泛用於化工、石化、冶煉、染料、農藥、制藥、稀土、化肥等行業，在貯罐上輸送不含懸浮固體顆粒，不易結晶，溫度不高於100的各種非氧化性酸（鹽酸、稀硫酸、甲酸、醋酸、丁酸）等腐蝕介質的最理想設備。 -
Acid rain results when the airborne pollutants combine with moisture in the air to form sulfuric and nitric acids that fall back to earth, usually in rain or snow
空氣傳播的污染物與大氣中的水分結合，形成硫酸和硝酸，然後以雨或雪的形式降回地面，形成了酸雨。 -
Studies of the carbon compounds in meteorites show that amino acid, the basic component of proteins and our dna, is falling on the earth every day from space
科學家在研究隕石的碳化合物時，發現每天都從太空落到地球的隕石，竟然包含了組成蛋白質和我們身上dna的基本成份氨基酸！ -
It is the intense heat of lightning that forces the nitrogen to combine with oxygen in the air forming nitrogen oxides that are soluble in water and fall to the earth in rain as dilute nitric acid
閃電的高溫是氮和空氣中的氧化合成能溶於水的氧化氮，隨雨水進入土地，稀釋成硝酸。
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