英语释义

1. any of various isomeric alkyl radicals C5H11? derived from pentane

2. starch
amyloplast

3. a univalent hydrocarbon radical C5H11 that occurs in various isomeric forms and is derived from pentane — called also pentyl

片语

Amyl heptanoate庚酸戊酯

amyl pyromucate焦粘酸戊酯

amyl butyrate丁酸戊酯

Amyl Acetoacetate乙酰乙酸正戊酯

amyl caproate己酸戊酯

amyl valeriate戊酸戌酯

amyl formate甲酸戊酯

amyl hydroxide戊醇

amyl alcohol[有化] 戊醇

amyl cellulose戊基纤维素

英汉例句

• The market demand and technology status of the gasoline blender—tertiary amyl methyl ether (TAME) and its developmental trend in China are discussed in this paper.

  介绍了汽油调合剂——甲基叔戊基醚（TAME）的市场情况、技术状况及国内发展动向。

• Acetic acid methyl amyl ester.

  乙酸甲基戊酯。

• Tungstogermanic heteropoly acid was used as the catalyst for the esterification of cinnamic acid with iso amyl alcohol in liquid phase.

  以钨锗杂多酸为催化剂，对肉桂酸与异戊醇的液相酯化反应进行了研究。

• The process condition of preparing amyl alcohol with C5 fraction as material, through sulphuric acid addition hydrolyzation was studied.

  研究了以C5馏分为原料，用硫酸加成水解法制备戊醇的工艺条件。

• Some technological conditions for the separation of spiramycin, using amyl acetate impregnated resin, were studied.

  本文首次研究了醋酸戊酯浸渍树脂吸附分离螺旋霉素的工艺条件。

• The amyl pentanoate was synthesized by the esterification reaction of n-pentanol with pentanoic acid using aluminophosphate molecular sieve as a catalyst.

  首次用磷酸铝分子筛催化戊酸与正戊醇的酯化反应合成了戊酸正戊酯。

• It is reported that fusel oil can be used for synthesising mixing esters mainly inclusding amyl acetate when it is heated and back-flowed with Catalyst oil of vitriol or canon exchange resin.

  本文报告了以酒厂废料杂醇油为原料，在催化剂浓硫酸或阳离子交换树酯存在下，经加热回流与冰醋酸反应生成以乙酸异戊酯为主的混合酯。

• Ceric sulfate is an excellent catalyst for synthesis of amyl butyrate.

  硫酸铈是合成丁酸戊酯的良好催化剂。

• The synthesis of i amyl acetate from i amylic alcohol and acetic acid using silica gel carrier acid as catalyst is reported.

  以乙酸和异戊醇为原料，采用硅胶载体酸为催化剂合成乙酸异戊酯。

• The results showed that addition of appropriate extracting solvent could increase the relative volatility of active amyl alcohol and decrease the number of theoretical plates.

  结果表明，加入合适的萃取剂可有效地提高旋光性戊醇对异戊醇的相对挥发度，减少分离所需的理论板数。

• The autoignition temperature method was adopted in this paper to investigate the performance of amyl nitrate and isooctyl nitrate.

  采用自燃点法对硝酸戊酯和硝酸异辛酯的性能进行了试验研究。

• Separation technique of active amyl alcohol and isoamyl alcohol was done a further study in this paper, and got a better result.

  本文对旋性戊醇与异戊醇分离技术进行了深入的研究并得到了较好的结果。

• Objective To study the catalytic activity of gallium sulfate supported on silica gel in the synthesis of amyl hexanoate.

  目的研究硅胶固载硫酸镓在合成己酸戊酯工艺中的催化性能。

• Experimental investigation of performance of amyl nitrate and isooctyl nitrate is made.

  用自燃点法对硝酸戊酯和硝酸异辛酯的性能进行了试验研究。

• The degradation process of potassium amyl xanthate and ester-105 as the common reagents used in mines under different conditions is investigated.

  研究矿山常用药剂戊基黄原酸钾和酯-105在不同条件下的降解过程。

• Under this conditions, the yield of iso amyl benzoate reached 83.3%.

  上述条件下，苯甲酸异戊酯的产率可达83 3%。

• The method was also propitious to synthesize amyl p -hydroxybenzoate.

  该方法也适合于合成尼泊金戊酯。