一酸的

A novel preparation method to synthesize DEDB by using aluminium phosphotungstate catalyst was developed.

蒋维开发了一种用磷钨酸铝催化合成二甘醇二苯甲酸酯的新方法。

Albumin process: Procedure of photomechanical process utilizing a coating of bichromat ed albumin as a sensitized surface on which images are made by exposing a line or halftone negative followed by development of the inked image with water.

蛋白制版法：是一种照相制版法。它利用重铬酸盐蛋白胶的涂层作为感光面。印纹则用线条或半色调阴片曝光，上墨，然后水洗显影而成。

Albumin process: Proc ed ure of photomechanical process utilizing a coating of bichromat ed albumin as a sensitiz ed surface on which images are made by exposing a line or halftone negative follow ed by development of the ink ed image with water.

蛋白制版法：是一种照相制版法。它利用重铬酸盐蛋白胶的涂层作为感光面。印纹则用线条或半色调阴片曝光，上墨，然后水洗显影而成。

Phthalic anhydride is an important organic chemical material and it is mainly applied for such fields as plasticizer, alkyd, unsaturated polyester resin, dyestuff and medicine.

苯酐是一种重要的苯有机化工原料，主要应用于增塑剂、醇酸树酯、不饱和聚酯树脂、染料、医药等领域。

Physalis peruviana L. is a popular folk medicine used for treating cancer, leukemia, hepatitis and other diseases.

秘鲁酸浆是一种民间广泛使用的生药，可用於治疗癌症、白血病、肝炎和其他疾病。

There isn't a perfect product of phytase while tens kind of phytase product came out.

虽然国内外已经有数种植酸酶商品问世，但还没有一种非常完美的产品。

Phytic acid is one kind of fine chemical,using extremely broad.

植酸是一种价格昂贵、用途极广的精细化学品。

A salt or an ester of picric acid .

一种水溶性弱酸，氰胺盐的母酸。

A double salt of platinous cyanide and another cyanide.

一种由砷酸铜和醋酸铜形成的有毒复盐。

A novel fluorescent acrylamide monomer, N-(4-Benzooxazol-2-yl-phenyl)- acrylamide, was prepared from o-aminophenol, p-aminobenzoic acid and acryloyl chloride, with polyphosphoric acid as dehydrating agent and triethylamine as deacidification agent.

以邻氨基苯酚、对氨基苯甲酸和丙烯酰氯为原料，以多聚磷酸为脱水剂、三乙胺为脱酸剂，研制了一种新的荧光丙烯酰胺单体N-[4-（苯并噁唑-2-）苯基]丙烯酰胺。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。