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The results indicated: COD removal efficiency could remain at 70%, the product gas was mainly composed of methane, carbon dioxide and hydrogen, tile maximal methane producing activity sequentially were 211 mLCH4gVSS^(-1)d^(-1), 314 mLCH4gVSS^(-1)d^(-1), 319 mLCH4gVSS^(-1)d^(-1); The main components of effluent were acetic acid and propanoic acid; The dominant microorganisms sequentially were Bacillus, Coccus, Methanothrix and Methanosaet.

实验结果表明：COD的去除率可维持在70%左右，产气主要含有甲烷、二氧化碳和氢气，每格最大产甲烷活性依次为211 mLCH4gVSS^(-1)d^(-1)，314mLCH4gVSS^(-1)d^(-1)，319mLCH4gVSS^(-1)d^(-1)；出水产物为乙酸和丙酸；每格优势菌种依次为杆菌、球菌、甲烷丝状菌和甲烷八叠球菌。

NSC-7 could degrade 73.6% of rice straw within 14 d. 10 kinds of material were detected in volatile products by gas chromatography mass spectrometry, and they were mainly acetic acid, glycerol, butyric acid, and propanoic acid. NSC-7 could retain stable degrading ability and high cellulase activity after preserved in -80℃ and freeze-drying for four years. It could remain its degrading ability after 90℃ of high temperature treating for 30 min, and resume its degrading ability after subcultured 2 times after 105℃ of high temperature treating for 30 min in autoclave.

NSC-7在14 d的培养过程中，使稻秆分解73.6％；用GC-MS测定结果发酵液中检测到10种化合物成分，其中峰值较大的依次为乙酸、甘油、丁酸、丙酸； NSC-7在-80℃冷冻和冻干条件下保存4年后仍具有稳定的秸秆分解能力和纤维素内切酶活性；经90℃高温处理30 min后，仍能够保持分解能力， 105℃处理30 min后转接2次就能恢复分解能力，显示出很高的保存稳定性和热稳定性。

NSC-7 could degrade 73.6% of rice straw within 14 d. 10 kinds of material were detected in volatile products by gas chromatog- raphy mass spectrometry, and they were mainly acetic acid, glycerol, butyric acid, and propanoic acid.

NSC-7在14d的培养过程中，使稻秆分解73.6%；用GC-MS测定结果发酵液中检测到10种化合物成分，其中峰值较大的依次为乙酸、甘油、丁酸、丙酸；NSC-7在-80℃冷冻和冻干条件下保存4年后仍具有稳定的秸秆分解能力和纤维素内切酶活性；经90℃高温处理30min后，仍能够保持分解能力，105℃处理30min后转接2次就能恢复分解能力，显示出很高的保存稳定性和热稳定性。

The pH, acetic acid, propanoic acid and VFAs were detected, in Selenomonas ruminantium culture fluid at Oh, 6h, 12 h, 24 h, 36 h, after adding yeast. The results indicated that lactate uptake can be stimulated by all of the six yeast strains at all of six concentrations levels.

实验设6个酵母组和一个未添加酵母的对照组，为了检测酵母的最适添加浓度和有效作用时间，将每一个酵母组均设6个浓度水平：2g／L，4g／L，6g／L，8g／L，10g／L，12g／L，并且在实验的0h、6h、12h、24h、36h分别取样，检测培养液的pH值和乙酸、丙酸等挥发性脂肪酸的含量。

We had finished some items such as propanoic acid and acetic acid series antimildew compound. animal and vegctable hydrolyzed protcin. yeastextracts. starch sodium octenylsuccinate. etc.

自成立10年以来，在食品添加剂中开发了丙酸系列、乙酸系列防霉剂，动植物水解蛋白，酵母抽提物，辛烯基琥珀酸淀粉钠等。

NSC-7 could degrade 73.6％of rice straw within 14d. 10 material were detected in volatile products by gas chromatography mass spectrometry,and it was mainly acetic acid, glycerol, butyric acid, and propanoic acid. NSC-7 could retain stable degrading ability and high cellulase activity after preserved in -80 and freeze℃-drying for four years. It could remain its degrading ability after 90 of high ℃temperature treating for 30min, and resume its degrading ability after subcultured 2 times after 105 ℃of high temperature treating for 30min in autoclave.

NSC-7在14d的培养过程中，使稻秆分解73.6％；用GC-MS测定结果发酵液中检测到10种化合物成分，其中峰值较大的依次为乙酸、甘油、丁酸、丙酸；NSC-7在-80℃冷冻和冻干条件下保存4a后仍具有稳定的秸秆分解能力和纤维素内切酶活性；经90℃高温处理30min后，仍能够保持分解能力，105℃处理30min后转接2次就能恢复分解能力，显示出很高的保存稳定性和热稳定性。

The phenol degradation mechanism was expected as:phenol→benzoquinone→maleate→oxalic acid,Malonate→propanoic acid,acetic acid,formic acid→CO_2 and H_2O.

试验分析苯酚在反应过程中分解机理为：苯酚→苯醌→马来酸→乙二酸、丙二酸→丙酸、乙酸、甲酸→水和二氧化碳。

N-Butyl acetate was synthesized from acetic acid and n-butanol using polyvinyl chloride-polythylene polyamine resin which adsorb s metal ions as the catalyst.

采用吸附了金属离子的聚氯乙烯—多乙烯多胺树脂为催化剂，乙酸和正丁醇为原料催化合成了乙酸正丁酯。

Column: Agilent C18; mobile phase 10mol.l-1 monobasic Acetate buffer, 20 molL-1triethylamine solution adjusted to pH5.5 with Acetic acid -acetonitrile ,gradient elution, flow rate: 0.6 mLmin-1; Results:The Traditional Chinese Medicines contained Acarbose, Phenformin and Glibenclamide, and can be separated completely.

色谱柱：Agilent ZORBAX ODS C18柱(5μm，4.6×250mm， Agilent)；流动相：醋酸盐缓冲液(10molL-1醋酸胺，20 molL-1三乙胺，用醋酸调节pH5.5)与乙腈，梯度洗脱，流速：0.6 mLmin-1，色谱检测波长234nm，格列吡嗪为内标物进行定量分析。

Column: Agilent C18; mobile phase 10mol.l-1 monobasic Acetate buffer, 20 mol·L-1triethylamine solution adjusted to pH5.5 with Acetic acid -acetonitrile ,gradient elution, flow rate: 0.6 mL·min-1; Results:The Traditional Chinese Medicines contained Acarbose, Phenformin and Glibenclamide, and can be separated completely.

色谱柱：Agilent ZORBAX ODS C18柱(5μm，4.6×250mm， Agilent)；流动相：醋酸盐缓冲液(10mol·L-1醋酸胺，20 mol·L-1三乙胺，用醋酸调节pH5.5)与乙腈，梯度洗脱，流速：0.6 mL·min-1，色谱检测波长234nm，格列吡嗪为内标物进行定量分析。

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。