The process of production of L-phenylalanine by enzyme catalysis is introduced in detail.

1、

After acidic hydrolysis, phenylalanine was obtained with total yield of 62.5 %.

然后经酸性水解得苯丙氨酸消旋体.

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2、

Method: Phenylalanine was absorbed with particle activated carbon.

方法: 采用颗粒活性炭吸附苯丙氨酸.

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3、

The application of phenylamine phosphate to lead flotation in Kongjiawan, Shuikoushan Mining Bureau was researched.

研究了苯胺黑药在水口山矿务局康家湾矿选铅作业中的应用.

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4、

A new curing agent was synthesized by the reaction of phenylamine-formaldehyde and dicyanodiamide.

利用苯胺 - 甲醛与双氰胺反应得到了一种改性产物.

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5、

A trademark used for a preparation of phenylbutazone an anti-inflammatory and analgesic drug.

一种用来治疗泌尿器传染疾病的抗菌药(商标是硝呋喃基亚甲基氨基咪二酮).

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6、

The polyurethane elastomers synthesized from p-phenylene diisocyanate ( PPDI ) have excellent performances and good application prospects.

由对苯二异氰酸酯 ( PPDI ) 合成的聚氨酯弹性体相分离度极好,性能优异,有良好的应用前景.

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7、

Poly ( phenylene sulfide ) ( PPS ) is a high-performance engineering plastics with many excellent properties.

聚苯硫醚 ( PPS ) 是一种高性能的特种工程塑料,具有各种优异的性能.

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8、

A detailed description of-step , two-step processes and p-phenylene terephthalamide ( PPTA ) pulp fiber was given.

详细论述了芳纶纤维成纤的一步法工艺、两步法工艺及芳纶浆粕纤维的制备方法.

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9、

The effect of various recipe factors on radiation resistance of phenylene silicone rubber was investigated.

研究了配方因素对苯撑硅橡胶耐辐照性能的影响.

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10、

The structure characteristics, properties and application of poly ( p-phenylene benzobisoxazole ) ( PBO ) fiber were introduced.

介绍了聚对苯撑苯并双恶唑 ( PBO ) 纤维的结构特点、性能及应用.

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11、

This article discusses the manufacture, structure, performance, application commercial specification of the polyp-phenylene benzabisoxazole ( PBO ) fiber.

介绍了聚对苯撑苯并双(口恶)唑 ( PBO ) 纤维的制造、结构性能、应用及其现有的产品规格.

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12、

The Synthesis fo HMW Poly-( P-Phenylene Sulfide )

高分子量聚苯硫醚的合成 ( 硫化氢法之一 )

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13、

Resin graphite composite plate using poly ( phenylene sulfide ) and synthetic graphite was prepared by hot-pressure molding.

以聚苯硫醚树脂和人造石墨为原料一次模压成型制备双极板复合材料.

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14、

The thermal properties of different resins of poly ( p phenylene sulphide ) ( PPS ) were determined by DSC.

通过DSC法测定不同聚苯硫醚 ( PPS ) 树脂的热性能.

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15、

Objective To investigate the rules and characteristics of adverse drug reactions ( ADR ) of phenytoin sodium.

目的了解苯妥英钠不良反应 ( ADR ) 发生的一般规律及特点.

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16、

Exceptions include phenytoin, theophylline, and heparin.

只有苯妥英、茶碱和肝素是例外.

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17、

Aim To determine phenytoin sodium by a highly accurate nephelometric titration.

目的用高精度散射光度滴定法测定苯妥英钠.

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18、

Objective : To establish a HPLC method for determination of phenytoin sodium and phenobarbital in xiansuting capsules.

目的: 建立痫速停胶囊的含量测定方法.

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19、

If pheochromocytoma occurs, it is usually bilateral an anterior abdominal approach is preferred for the operation.

如有嗜铬细胞瘤, 通常为双侧性,最好行前腹腔开腹法.

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20、

Nine cases of adrenal pheochromocytoma ( AP ) were confirmed by surgery and pathology.

讨论了9例经手术及病理证实的,原发性肾上腺嗜铬细胞瘤的选择性肾上腺动脉造影诊断价值.

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