PB
abbr.
Peripheral Buffer 外围缓冲器；
英英释义
PB
n.a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey
同义词：leadatomic number 82
权威例句
U-Th-Pb geochronology by ion microprobeU-Pb ages from the neoproterozoic Doushantuo Formation, China
Reliability issues of Pb-free solder joints in electronic packaging technology
Reliability issues of Pb-free solder joints in electronic packaging technology
Correction of common lead in U–Pb analyses that do not report 204 Pb
Six cases of reliability study of Pb-free solder joints in electronic packaging technology
Improved accuracy of U-Pb zircon ages by the creation of more concordant systems using an air abrasion technique
Hf isotopic compositions of the standard zircons and baddeleyites used in U-Pb geochronology
Preparation of Highly Oriented Microstructure in the (Bi, Pb)-Sr-Ca-Cu-O Sintered Oxide Superconductor : Electrical Properties of Co...
A low-contamination method for hydrothermal decomposition of zircon and extraction of U and Pb for isotopic age determinations
1. The Pb and Cd pollution in soil is a serious issue.
土壤的铅镉污染是一个非常严重的环境问题。
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2. The risk level of heavy metal Hg and Cd were relatively high, and followed by Pb, Cr, Zn, Ni and As.
产生潜在生态危害的主要是重金属汞、镉，而铅、铬、锌、镍、砷等重金属多属于轻微危害水平。
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3. With the determination of trace Au in ore and the determination of Pb and As in water as examples, the application effectiveness of MFAAT was discussed in detail.
以矿石及其加工产品中微量金的测定和水中铅与砷的测定为例，详细地讨论了微量火焰原子吸收技术的应用效果。
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4. Dust was the main cause of Pb contamination during tea processing.
尘土是茶叶加工过程中铅污染的主要原因。
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5. The results are shown the leachate is weak alkali, and the concentration of Pb, Zn, Cr, Ni, Cu and Fe in it exceeded all the low value of environmental standards.
结果表明，淋出液成弱碱性，其中的铅、锌、铬、镍、铜和铁等元素的浓度均超过了水综合排放标准和地面水环境质量标准规定的阈值；
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6. During the course of rectifying zinc, the fluid of coarse liquid zinc puts into Pb column from furnace works as a key technical parameter.
在锌的精馏过程中，液态粗锌从熔化炉加入到铅塔这个过程的流量是一个关键的技术参数。
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7. During the course of rectifying zinc, the fluid of coarse liquid zinc put into Pb column from furnace works as a key technical parameter.
在锌的精馏过程中，液态粗锌从熔化炉加入到铅塔这个过程的流量是一个关键的技术参数。
paper.dic123.com
8. Comprehensive effects of Cu, Pb and Zn in Soil on growth, yield and quality of rice have been studied through a series of pot culture experiments with a 4 level and 3 factor orthogonal design.
采用4水平3因子正交试验设计，通过盆栽试验，用添加法研究了铜、铅、锌及其复合污染的红壤性水稻土对水稻生长、产量、品质的综合影响。
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9. 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。
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10. METHODS Using atomic absorption spectroscopy to determine the content of Pb, Cd, Cu, As and Hg in AMK samples collected from 12 different areas.
方法收集12个不同产地的白术样品，以原子吸收光谱法测定样品中的铅、镉、铜、砷和汞的含量。
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11. The effect of Cl concentration to Pb chloride is analyzed.
分析了氯浓度对铅氯化物百分比浓度的影响；
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12. It showed a negative correlation between Pb and Zn in hair or blood of both of male and female.
无论是头发或是全血，男性或女性铅和锌均呈负相关且大多数有显著性；
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13. The contents of Cr, Ni, Pb and Cd in 7 kinds of treatment gastritis chinese traditional medicines were determined by FAAS.
采用火焰原子吸收分光光度法测定7种治疗胃炎中成药物中铬、镍、铅、镉的含量。
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14. Both Pb and Bi increased the tendency to intercrystalline fracture during hot tensile testing.
铅和铋两者都明显地增加试样高温拉伸时沿晶间断裂的倾向。
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15. The pollutant removal effect of ferric coagulant was researched by stirring jar test to remove trace phenol and heavy metal ions of Pb and Cd in Sungari River.
本文以松花江水为本底，以微量苯酚和重金属离子铅与镉为研究对象，通过烧杯搅拌试验，初步考察了高铁酸盐的除污染效能。
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16. Methods The atomic absorption spectrophotometry(AAS) was used to determine the content of Pb, Cr, As, Hg and Cu in decoction and artificial gastric juice of Fluorite.
方法采用原子吸收分光光度法对紫石英在水煎液和人工胃液中铅、镉、砷、汞、铜的含量分别进行测定。
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17. The isotope tracer method presents the advanced method of carbon isotope, nitrogen isotope, oxygen isotope and Pb tracer.
同位素示踪法着重阐述了较先进的碳、氮、氧和铅同位素的示踪。
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18. OBJECTIVE To study mutagenic action of micro Pb in watery extract of Astragalus root.
目的：研究中药黄芪水提取物中微量铅的毒性及致突变性作用。
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19. A method for determination of Pb in cyanide solution by AAS with citric acid as a masking reagent in basic medium was reported.
通过对比实验，选用柠檬酸钠做络合剂，实现了在碱性介质中用原子吸收光谱测定铅的方法。
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20. A method for determination of Pb in cyanide solution by AAS with citric acid as a masking reagent in basic medium was reported.
通过对比实验，选用柠檬酸钠做络合剂，实现了在碱性介质中用原子吸收光谱测定铅的方法。
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21. SPECIALIZED FILE MANIPULATION BASED ON THE TYPE OF PB BLOB
pb BLOB数据类型在文件操作中的特殊应用
-- 来源 -- 网友提供
22. Polybutylene (PB) Pipe
聚丁烯管（俗名pb胶喉）
-- 来源 -- 英汉 - 翻译参考[网络]
23. polybutylene(pb) moulding and extrusion materials - part2 : preparation of test specimens and determination of properties
聚丁烯(pb)模制品和挤塑用料 - 第2部分： 试样的制备和特性的测定
-- 来源 -- 英汉 - 翻译参考[网络]
24. The Fabriction of Integrated Pb(Zr,Ti)O_3 Ferroelectric Capacitor in Ferroelectric Memory
铁电存储器中pb(Zr,Ti)O_3集成铁电电容的制备
-- 来源 -- 网友提供
25. The Interconversion of External Data and Data Base Data and the Realization of PB
外部数据和数据库数据的相互转换及pb实现
-- 来源 -- 网友提供
26. hydrothermal subvolcanic related U, Mo, Au, Cu, Co, Pb, Zn, and As mineralization;
在伴随岩石和河流沉积物中Cu，Au，Mo，As，pb和Zn的含量较高。
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27. The Raman spectra of six patinas such as malachite (CuCO3 · Cu(OH)2), azurite(2CuCO3 · Cu(OH)2 ),atacamite (CuCl2 · 3Cu(OH)2), cuprite(Cu2O), tenorite(CuO), cerussite(2PbCO3 · Pb(OH)2) have been studied by Raman microscopy.
实验证明:共焦显微拉曼光谱仪能准确、快速、灵敏地分析出常见的青铜锈蚀产物包括CuCO3·Cu(OH)2,2CuCO3·Cu(OH)2,CuCl2·3Cu(OH)2,Cu2O,CuO,2pbCO3·pb(OH)2。
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28. The process of Pb metabolism and the perniciousness of Pb poisoning to children were dis-cussed.
论述了人体铅代谢过程及铅中毒对儿童的危害。
-- 来源 -- dict.cnki.net
29. A general query window which realized under PowerBuilder(abbreviation PB)is introduced in this paper,and can realize the query to the wanton table,and sends out field,sequencing field and inquires about the condition all can to appoint at will.
本文介绍一个在PowerBuilder(简称pb)下实现的通用查询窗口,可实现对任意表的查询,输出字段、排序字段、查询条件都可以随意指定.
-- 来源 -- 网友提供
30. "Lead: Metallic chemical element, chemical symbol PB, atomic number 82. Lead is a soft, silvery white or grayish, malleable, ductile, dense metal that conducts electricity poorly."
铅: 金属化学元素,化学符号pb,原子序数82。为银白色或浅灰色金属,质地柔软,延展性好,密度大,导电性差。
-- 来源 -- 英汉 - 翻译样例 - 自然
PB
