A Comparative Study on Some New Technologies for Pb Free Preserved Eggs
溏心皮蛋无铅新工艺的比较研究
Adsorption Characteristics of Pb and Cd onto Suspended Particulate Matter
自然水体悬浮颗粒物吸附铅和镉的特性
Cd, Pb Measuring in Mactra Veneriformis Reeve by Graphite Furnace Methoel
石墨炉原子吸收光谱法测定四角蛤蜊中镉,铅的研究
Heavy metals including Pb and Cd in Pearl powder were determined by GFAAS.
采用微波消解珍珠粉样品,石墨炉原子吸收法测定铅和镉。
The Research of Heating Temperature to Pb, Cr, Cd from Polyethylene Plastic
加热温度对聚乙烯塑料中铅、镉、铬迁移量的影响
Study the Craft of Flotation Gets Rid of Pb from the Leaded Gold Concentrate
含铅金精矿浮选除铅工艺研究
No, Pb is not banned in all Electronics Products, because they are exempted!
不, 铅不是被禁使用于所有电子产品, 因为他们是被豁免的!
Pb, Zn and Cu Tolerance and Accumulation in Populations of Paspalum distichum
双穗雀稗种群对铅,锌和铜的积累和耐性研究
Study on enrichment and analysis of Pt and Pd in Jinbaoshan Ore by Pb assaying
铅试金法富集分析金宝山矿铂和钯的研究
Effects of the Compound Pollution of Soil Cd, Zn and Pb on Celery in Red Soil.
土壤镉、锌、铅复合污染对芹菜的影响
A primary study of the isotopic composition of Sr and Pb in Polymetallic Nodules
多金属结核锶铅同位素地球化学特征的初步研究
High Sensitive Nebulization Flame AAS to Determine Low Concentration Pb in Smoky
高灵敏雾化火焰原子吸收光谱法测定烟尘中低含量铅
The Acute Toxicity Tests of Pb, Hg and Cd to Larvae of Haliotis Discus Hannai Ino
铅,镉,汞对皱纹盘鲍幼鲍的急性毒性试验
Lead and Pb compounds have adverse health effects to human life and the environment.
铅和铅的化合物破坏环境, 有害人体健康。
Simultaneous Determination Cu of Pb and Sn in Water by Derivative Polarographic Wave
水中铜铅锡的导数极谱波的同时测定
The Pb. Zn, Fe oxides and residual sulfides are the main carrier minerals of silver.
铅, 锌, 铁氧化物和残留的硫化物是银的主要载体矿物。
Chemical forms and transformations of Pb and Cd in granitic latosol of Hainan Island.
海南岛砖红壤中铅、镉的化学形态与转化
Effects of Heavy Metals of Pb, Cd and Cr on the Growth of Vegetables and Their Uptake
铅,镉和铬在叶类蔬菜中的累积及对其生长的影响
The Technology and Equiment of Hot Dip Plating Pb Sn Alloy on a Double Wall Brazed Tube
双层卷焊钢管热浸镀铅锡合金工艺与设备
The electroless Sn Pb alloy plating process in methyl sulfonic acid system was studied.
研究了甲基磺酸体系化学镀锡铅合金。
Accumulation and Distribution of Pb, Cr, Cd in Bok Choy and Their Limits for Fertilizers
铅、铬、镉在小白菜中累积规律及其在肥料中限量的研究
Study on Structure Simulation of Pb and Cd Enrichment by Eichhornia crassipes in Dianchi
滇池水葫芦对铅和镉的富集形态模拟研究
The mechanism of photoresponse during the anodic oxidation of Pb electrode was investigated.
研究了铅电极在阳极氧化过程中光响应的产生机制。
The Yuhucun Formation in NE Yunnan is an important horizon bearing high grade Pb Zn deposit.
渔户村组为滇东北富铅锌矿床的重要产出层位。
POTENTIOMETRIC STRIPPING ANALYSIS METHOD FOR SIMUTANEOUS DETERMINATION OF Pb AND Cd IN PLANTS
微分电位溶出分析法测定植株中的铅和镉
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