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1、A*A/O- anoxic and aerobic oxidation缺氧 / 好氧氧化*AAS-atomic absorption spectrophotometry原子吸收光谱abiotic a非生物的ABSalkylbenzene sulfonate烷基苯磺酸盐abscisa n横坐标*absorbance n吸光度absorbate n被吸收的物质absorbent n吸收剂absorption n吸收作用accessory n附属品 , 附件*acclimation n驯化accumulator n蓄电池acet-乙酰，次乙基acetamide n乙酰胺*acetate n乙酸盐ac
2、etenyl-乙块基*acetone n丙酮*acetylene n乙快acidimetry n酸量子滴定法acrylic a丙烯酸的activated absorption n活性吸附activated alumna n活性氧化铝activated carbon n活性炭* activated sludge aeration活性污泥曝气*activity n活度acyl n酰基*additive n添加剂*adiabatic n绝热的absorbent n吸附剂*absorption n吸附作用absorption bar吸附等压线absorption isotherm吸附等温线advers
3、e a不利的,有害的;逆的,相反的*adverse current n逆流aer(o)- 空气，气体aerate v曝气aeration n曝气*aerobic a好氧的aerogel n气凝胶aerogenic bacterial n产气菌*aerosol n气溶胶affinity n亲和力*agar n琼脂agent n试剂airbone dust n飘尘-al a空中的,飞行空中的,空运的,空降的*aldehyde n醛*alga n(pl.) 海藻，藻类 algicide n除藻 剂*aliphatic a脂肪的*alkali n碱，强碱alkalic metal n碱金属alkane
4、 n烷*alkene n烯烃alkyl n烷基alkyl mercury烷基汞allyl n烯丙基alum n硫酸铝，明矶48861aluminum sulfate n硫酸铝*ambient a周围的,环境的 n环境,环绕空间*amide n酰胺*amine n胺*amino-氨基*ammonia nitrogen n氨氮ammonia-soda process氨碱法*ammonium n铵（NH4+）amphoteric a两性的amyl-戊基amylolysis n淀粉水解amylopectin n支链淀粉amylose n直链淀粉*anaerobic a厌氧的*anaerobic dig
5、estion n厌氧消化analysis variance n方差分析analytic balance n分析天平-ane甲烷( 饱和 )anhydride n(酸)酐*aniline n苯胺*anionic阴离子的anisotropic a各向异性的annulara环形的，轮形*anoxic a缺氧的antifoamer n防沫剂apparatus n仪器，装置appurtenance n附属设备，附件aquatic a水生的*aquifer n蓄水居aquo-水合argon n氢*aromatic a芳香的aryl a芳香基asbestos n石棉asphalt n沥青，柏油assay v
6、./n. 化验，( 药物 ) 分析，检定assimilate v同化*atmospheric boundary大气边界层Atmospheric dispersion model大气弥散模式*atomizer n雾化器autoclave n高压釜*auto-exhaust 机动车排气autopurification n自净作用*autorophic a自养的autotroph n自养生物axial-flow pump n轴流泵azeotorpe n共沸混合物，恒沸物azeotorpic共沸混合物的azide n叠氮化合物azo-偶氮基*azo-dye n偶氮染料azotize v固氮B*back
7、 extraction n反萃取backup n支持，备用设备backwashing n反冲洗*baffle n档板，折流板*bar rack粗格栅base n碱，强碱basic carbonate n碱式碳酸盐*batch n一次的份量，一批beaker n烧杯*bench-scale a小型的，小试的，实验室规模的bentonite n膨润土*benzo-苯并 -*benzoic a安香息酸的，苯甲酸的，苯甲酸基benzoxy- n苯甲酸基*benzyl n苯甲基*benzene n苯bicarbonate n酸式碳酸盐binary a由两部分组成的,二进位制的,二元的*bio-生物的-*
8、bioactivity n生物活性bioassay n生物测量*biochemical a生化的*bioconcentrationn生物富集*biodegradable a生物可降解的bio-disk system n生物转盘*biofilm n生物膜*biological a生物学的*biomass n生物量biooxidation n生物氧化*bioremediation n生物法归扑救 biosphere n生物罔biota n生物群biotope n群落生境*biouptake n生物吸收Blank test空白试验blower n鼓风机*BOD-biochemical oxygen
9、demand生化需氧量*boiler n锅炉breakdown n细目分类break-point chlorination折点加氯*brine n盐水，海水*BTEX-benzene,toluene,ethylbenzene,xylene苯、甲苯、二甲苯、乙苯*buffer n缓冲、挡板*bulking n膨胀*bulking sludge污泥膨胀bumper n保险杆*buret n滴定管but-丁*butane n丁烷butyl-丁基by-product n副产物C*calibrate v标定、校准*calomel n甘汞电极*capillary n毛细管capsule n容器,小皿,小盒;航天舱,密封舱caption n标题，（图片的）说明，解说词carbohydrate n碳水化合物*carbolic a（苯）盼的carbon monooxide n一氧化碳*carbonaceous a碳的，含碳的*carbonyl n羰基*carboxyl-羧基*carboxylic a竣基的carcinogenic a致癌的*catalyst n催化剂*cationic a阳离子的*caustic a苛性的caveIY1OIls a多孔的celite n硅藻土cellular a细
