一酸的

A study by USSR researchers in the 1980s suggested melamine cyanurate (a salt formed between melamine and cyanuric acid, commonly used as a fire retardant[16]) could be more toxic than either melamine or cyanuric acid alone.

前苏联研究者进行的一项研究暗示，三聚氰胺的三聚氰酸盐(三聚氰胺和三聚氰酸——即氰尿酸——形成的盐，常用于阻燃)的毒性比三聚氰胺或者三聚氰酸都要高。

A white crystalline acid,C5H4NCOOH,that is a component of the vitamin B complex found in meat,wheat germ, dairy products,and yeast and is used to treat and prevent pellagra.

烟酸，尼克酸一种白色结晶酸，C5H4NCOOH，是在肉、麦胚、奶制品和酵母中发现的合成维他命B的一种成分

Collagen is the most abundant protein in higher vertebrates, accounting for one-third of the total body protein, collagen resists stretching, is the major component of tendo , and contai one-third glycine and one-fourth proline or hydroxyprolinethe rigid r grou , and the lack of hydrogen bonding by peptide linkages involving proline and hydroxyproline, prevents formation of an ∝-helical structure and forces the collagen polypeptide chain into an odd kinked-type helix.

胶原螺旋是高等脊椎动物中最丰富的一种蛋白质，占动物体蛋白总量的1/3。胶原蛋白中含有1\3的甘氨酸和1\4脯氨酸或羟脯氨酸，能抵抗拉伸，是腱的主要组分。

There was a plus relationship between NOS and bacteriolytic activity and a minus relationship between NOS and SOD as well as a minus relationship between bacteriolytic activity and AKP, which indicated that feeding Pediococcus acidilactici could significantly increase the activities of the immune factors in the shrimp body.

表明在饲料中添加适量的嗜酸小球菌（剂量10mg/kg）可使凡纳滨对虾体液免疫因子活力到达较高的水平；凡纳滨对虾血清中一氧化氮合酶对于嗜酸小球菌的添加量较为敏感，可作为评价嗜酸小球菌使用效果的指标之一。

A series of segmented thermally stimulated shape-memory polyurethanes, which consist of polyethylene adipate glycolas the soft segment and 4,4'-diphenylmethane diisocyanate-1,4-butanediol-DPA(which consists of ring components) as the hard segment were synthesized by one-step polymerization.

以聚己二酸乙二醇酯二醇为软段、4，4' -二苯基甲烷二异氰酸酯 1，4 丁二醇含环状结构的扩链剂DPA为硬段，采用一步聚合法制备了一种具有热致形状记忆功能的多嵌段聚氨酯弹性体。

By way of orthogonal testing analysis,study was carried out on effects of molar ratio of unsaturated monomers with carboxylic groups,sulphonic groups,polyoxyethylene side chain groups and mean degree of polymerization of polyoxyethylene side chain groups on performance of polycarboxylic series of water reducer.

采用正交试验分析法，研究了带活性基团羧基、磺酸基、聚氧化乙烯链基等不饱和单体的摩尔比及聚氧化乙烯链的聚合度等对聚羧酸系减水剂性能的影响，提出一种合成聚羧酸系高性能减水剂的最佳配方。

Flame—retardant resin was prepared by the condensation and polymerization of phosphoric acid, trihydroxy methyl propane and epoxy chloropropane,the resin was then reacted with hexane diacid and diglycol under certain condition ,resulting in polyol containing 1.5% P and 17— 18% polyester polyol, which was foamed with polyisocyanate, water and catalyst by one— step method, producing fire...

通过磷酸、三羟甲基丙烷和环氧氯丙烷的缩合和聚合反应制得阻燃树脂，然后将它与己二酸、一缩二乙二醇在一定条件下反应制得含P1.5%和含Cl17～18%的聚酯多元醇，再将它与多异氰酸酯、水、催化剂等组分采用一步法发泡工艺制得阻燃聚氨酯软泡塑料。

The synthetic process for a new plasticizer used in low temperature, dibutyl nylonic acid ester, was introduced.

介绍了一种新型耐寒增塑剂尼龙酸二正丁酯的合成工艺，用价廉、易得的尼龙酸(由制己二酸母液中获得的C4～C6混合二元酸)及正丁醇为原料，浓硫酸为催化剂，经酯化、脱醇、中和、沉降及减压蒸馏等工序而制得产品。

Japonicus infected by BMNV (baculoviral mid-gut gland necrosis virus ) were determined quantitatively by gas chromatography. Results: C16∶0 (20.64%), C18∶1 (23.07%) and C18∶2 (21.72%) were found to be the major fatty acids in mid-gut gland of healthy P.

结果： 养殖健康斑节对虾中肠腺中的饱和脂肪酸以棕榈酸为主（20.64%），一烯酸以油酸含量最高（23.07%），多烯酸则以亚油酸所占的比重最大（21.72%），这3种脂肪酸的总量达65.43%。

Salmon oil is a rich source of Eicosapentaenoic Acid and Docosahexaenoic Acid, Omega-3 triglycerides which have an anti-inflammatory action in the body.

三文鱼油是Eicosapentaenoic 酸并且Docosahexaenoic 酸，有一次抗发炎行动在身体的Ω3 甘油三酸酯的一个富有的来源。

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。