羟基

This article in view of the network structure of polyether polyurethane ,through the increase of functional additive to PET ,such as ternary copolymer, polyvinylalcohol, special modified hydroxy-functional acrylic resin, flexibility epoxy resin, nitrocellulose, to study the kind of functional additive, addition, craft to the effect of PET mechanics performance.

本文针对PET结构特点，通过在PET中添加三元树脂、聚乙烯醇、改性含羟基丙烯酸树脂、可挠性环氧树脂、硝化棉等功能助剂，研究了功能助剂种类、添加量以及工艺条件对PET力学性能的影响。

Both the functional additive and beeswax were emulsified with mixed emulsifiers and blended with cationic hydroxylsilicone emulsion to produce the multifunctional feeling agent ,which gives leather smoothy and oily feelings together with antiseptic.

将该季铵盐作为功能添加剂加入蜡中，以复合乳化剂乳化制得蜡乳液，进一步与阳离子型羟基硅油乳液共混得到的手感剂不仅赋予皮革油润的蜡感和滑爽感，并使皮革具有抗菌、抗静电

B., aluminum oxide (Al2O3), cupric 2, 4-dihydroxy-benzoate ,cupric adipate and lead phthaiate were used as inert materials.

三氧化二铝(A12O3)、2， 4-二羟基苯甲酸铜、己二酸铜和邻苯二甲酸铅等惰性材料的相容性。

Based on the formation of hydrogen bond between polyamide and phenol, phenol can adsorb on the electrode surface.

将这种吸附剂修饰于碳糊电极中，利用其所含有的羰基与苯酚中的羟基可形成氢键这一作用，而把苯酚分子吸附富集于电极表面，然后进行氧化。

In addition,·OH can be generated with high efficiency during theirradiation of DPCOH in aerated water solution.

DPCOH在氧存在条件下，在水溶液中可以非常高效的敏化产生羟基自由基。

When BSA was added into AFB solution, a purple color was observed, which indicated formation the of the AFB-BSA complex.

在pH4.1的缓冲溶液中，研究3--1，2-二羟基蒽醌与牛血清蛋白结合反应，相互生成的紫色的配合物。

M porous structure confirms transmission of body fluid of human body and ingrowths of mineral and fiber tissue, then made it firmer combine with around tissue of human body and the commutative pores was favourable for affusion of bioactive HA.

本实验采用东北大学陶瓷研究所研制成功的由Ti粉和Ni粉为主要原料，采用TiH_2和NH_4HCO_3作为造孔剂，通过粉末冶金方法制备的多孔NiTi合金，并采用真空灌注羟基磷灰石的方法取得的种植体的新材料，在添加TiH_2做为造孔剂的基础上在Ti：Ni原子比为50%：50%的试样中添加NH_4HCO_3做为第二种造孔剂后，试样中的气孔经检测是由100～500μm的大孔、1～50μm小孔和1μm以下的微孔组成，产生了合理的粗化表面并同时得到了固位良好的生物涂层。

The activating and sintering characteristics of hydroxyapatite agglomerate treated by shock wave were studied .

研究了经冲击波处理的羟基磷灰石粉末团聚体的活性及其烧结性能。

An organic compound in which the hydrogen of the hydroxyl group of methyl alcohol is replaced by a metal.

甲基化产物一种有机合成物，是甲醇的羟基中的氢被一种金属取代

In addition, the existence of metallic atoms makes the phenol oxygen atoms more reactive which may be one of the reasons that alkali metal salts are more sensitive than TNPG.

同时， 金属离子的引入增大了酚羟基上的氧原子的活性，这也可能是导致碱金属盐比TNPG敏感的原因之一。

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。