During the preserved period, the preserved solution of all groups were transparent, there was no turbidness. pH value was maintained at 7.2-7.4, the bacterial culture was negative.

1、

The results showed that, the white flocculent precipitate was the residues of polyacrylamide.

结果表明，白色絮状沉淀为聚丙烯酰胺在地层中的残留物。

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2、

The thermal degradation mechanism obeyed D 3 in Deceleration;

热降解机理是Deceleration中的D3降解机理；

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3、

This indicated the medium of pH 5.8 and the secretory acid component in parenchyma cell in C. acuminata leaf both induced the cell wall degradation.

这说明，pH值为5.8的酸性培养基和喜树叶片薄壁细胞内的酸性成分自泌可能共同诱导了其细胞壁的酸性降解。

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4、

Degradative plasmids which contain some genomes characteristics of microbial degradation of some environmental pollutants are of large molecular weight and hence difficult to be isolated from chromosome.

控制微生物对某些环境污染物降解的质粒&降解性质粒，分子量较大，难于和染色体DNA分离。

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5、

Spadework on Application of SiO_2 Mesoporous and γ-Al_2O_3 Nanofiltration Membrane to Decontaminate Organic Wastewater

SiO2介孔膜和γ-Al2O3纳滤膜处理难降解有机废水的应用基础研究

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6、

The result of catalytic and active evaluation shows that TiO2-carried aluminium foil which is obtained at 500?

催化活性评价结果表明，在500℃焙烧2小时得到的铝片负载TiO2薄膜具有最好的光催化降解甲基橙活性，同时该薄膜在反应介质中有很好的稳定性。

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7、

Analysis of Factors of TiO_2 Photocatalysis Degradability for Wastewater

影响TiO2光催化降解染液废液因素分析

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8、

Photodegradation of Hydrocarbons Catalyzed by TiO_2 in Aqueous Suspension

TiO2粉末的悬浮体系石油烃类化合物光催化降解

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9、

The Photodegradation of Chlorinated Organic Compounds in Water by TiO_2& Fenton Systems

TiO2-Fenton试剂光氧化降解水中氯代有机物的研究

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10、

The Preparation of α-Fe_2O_3 Powder and Study on Photocatalytic Degradation of Aniline by α-Fe_2O_3

纳米α-Fe2O3粉体的制备及在光催化法降解苯胺中的研究

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11、

When the pH of BP solution was 3.94, the BP degradation rate by UV/ H2O2/ Micro-aeration was the greatest.

当BP溶液pH值为3.94时，UV/H2O2/微曝气对BP的降解速率最大。

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12、

Application of Gel Permeation Chromatography ( GPC) to Determination of Molecular Weights of Degradable PVC Plastics

凝胶渗透色谱法在测定可降解PVC塑料分子量中的应用

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13、

Nonsense-mediated mRNA decay and tumor

无义介导的mRNA降解与肿瘤

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14、

Performance comparison between PP resins produced by hydrogen modulation process and controllable degradation process

加氢法与可控降解法生产的PP性能对比

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15、

Photo-Fenton Oxidation Processes Used in the Degradation of Rhodamine B

光助Fenton氧化反应降解染料罗丹明B

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16、

Rhodamine B dye wastewater was degraded by supported nanometer TiO_2/ AC in fluid bed reactor.

采用负载型纳米TiO2/AC在流化床反应器中降解罗丹明B染料废水。

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17、

According to the tests we carried out, it's a non-active degradation product with no effect on the body.

根据我们展开的实验，这是一个不活跃的降解产物，并不会对身体产生影响。

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18、

The ratio BOD_5/ COD_cr is calculated and it is proposed as the standard to classify biodegradability, 16 kinds of chemicals in drilling fluids are classified for the purpose of their application.

提出了以BOD5／COD cr的比值划分钻井液化学剂可生物降解性的分级标准，并对16种钻井液化学剂的可生物降解性进行分级，为其应用提供依据。

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19、

The synthesis of new types of Gemini cationic surfactants with amide or ester groups in hydrophobic chain and their surface-active and biodegradation properties are reviewed.

概述了烷基链中含有酰胺基和酯基的Gemini阳离子表面活性剂的合成、表面活性和生物降解性。

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20、

Studies on the morphological structure of biodegradable PLA-PEG block copolymers

可生物降解PLA-PEG嵌段共聚物的形态结构研究

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