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

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.

Method: Phenylalanine was absorbed with particle activated carbon.

方法: 采用颗粒活性炭吸附苯丙氨酸.

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.

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.

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).

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.

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.

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.

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.

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.

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.

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 )

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.

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.

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.

Exceptions include phenytoin, theophylline, and heparin.

只有苯妥英 、 茶碱和肝素是例外.

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.

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.

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.

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.