the paper presents a method for producing a high viscosity carboxymethyl starch ( cms ) in ethanol.

1、

the main methods of extracting caffeine are solvent, sublimation, adsorption and supercritical fluid extraction.

咖啡碱的单一提取方法主要有溶剂法、华法、附法和超临界二氧化碳萃取法4类.

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2、

and it was shown that non solvent was not suitable to synthesize the polybrominated aromatic amines.

实验还发现非溶剂法不适合于多溴代芳胺类化合物的合成.

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3、

the total yield was 52 %.

结果及结论总收率52%.

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4、

the total yield was 59 %.

三步反应总收率59%.

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5、

benzbromarone was synthesized from salicylaldehyde by condensation with chloroacetone, reduction, acylation, demethylation and bromination overall yield.

以水杨醛为原料,经缩合、还原、酰化、脱甲基、溴化反应制得苯溴马隆,总收率40.6%.

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6、

ethopabate is prepared via esterification, acylation and alkylation from p-aminosalicylic acid in 87.4 % overall yield.

以对氨基水杨酸为原料,经酯化、酰化和烃化反应得乙氧苯酯,总收率为87.4%.

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7、

the purity of object product was 98.6 %, total yield reached 39.5 % ( calculated based on ethyl cyanoacetate ).

所得产物的纯度为98·6%, 总收率达到39·5% ( 以氰乙酸乙酯计 ).

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8、

results: the total yield of rupatadine was 32.4 %.

结果: 合成了卢帕他定,总收率32.4%.

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9、

under the optimal conditions, the total yield comes up to 56 %.

在所拟最佳条件下, 总收率可达56%.

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10、

he finally stroke out a new method for testing the purity of the water.

他终于想出测定水纯度的新方法.

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11、

general electric has now surpassed nature by creating a diamond that exceeds the purity of the finest natural diamonds.

通用电气现已超越自然，创造出一种纯度超过最优质天然钻石的钻石。

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12、

thus, risk of flumorph resistance development in ? phytophthora capsica? appears to be relatively low.

由此可见辣椒疫病菌对氟吗啉的抗性风险可能较低.

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13、

with n-methylmorpholine-n-oxide ( nmmo ) as solvents asymmetric cellulose membranes were prepared by using phase-inversion method.

以纤维素为原料,N-甲基吗啉 -N- 氧化物 ( NMMO ) 为溶剂,采用相转化法制备非对称纤维素膜.

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14、

the post-chaise drove up to the door shortly afterwards; and giles coming in for the luggage, the good doctor bustled out, to see it packed.

不一会儿，驿车驶到了门口，凯尔司进来取行李，好心的大夫奔到外边，看行李捆扎得是否牢靠。

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15、

evan, wake up. i've already asked mrs. lindquist here at the hostel for a good doctor.

艾凡，醒醒。我已经问过这家旅社的林德奎斯特太太请她推荐一个好医生。

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16、

he has the makings of a good doctor.

他具有成为一名好医生的素质。

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17、

the good coordination of anesthesia doctor and operator is also the key point of successful salvage.

麻醉医师与术者的密切协作也是抢救成功的一个重要原因。

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18、

the queen had a good doctor attending her.

女王有一个好医生在照料她。

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19、

he has all the makings of a good doctor.

他具备成为一名优秀医生的所有素质。

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20、

the patient has a good doctor attending.

这位病人有个好的医生在照料她。

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