pb--a 中文意思是什麼

pb--a 解釋

  • pb : 1 〈拉丁語〉 Pharmacopoeia Britannica 《英國藥典》 （＝British Phamacopoeia）。2 Prayer Book 【宗...
  • a : an 用在以母音音素開始的詞前〉 indefinite art 1 〈普通可數名詞第一次提到時，冠以不定冠詞主要表示類...
  1. Tb substitution of pb induces lattice aberrance. this not only lowers the crystallization ability, butalowers the tetragonality of the powders as well

    研究發現pt / tb體系中出現了顯著的tb離子特徵熒光和pb離子的熒光現象。
  2. Simultaneous determination hg as pb in cosmetics by icp - aes

    法同時測定化妝品中汞砷鉛
  3. Therefore, based on the isotopic chorology, petrochemistry, geochemisty and sr, nd, pb isotope, the ph. d dissertation mainly studied some yanshanian mafic dikes, volcanic rocks and alkalic - ultramafic dikes in shandong province

    本論文主要從同位素年代學、巖石化學、地球化學和sr ? nd ? pb同位素方面對山東地區燕山期基性脈巖、火山巖和堿性超基性脈巖進行了系統研究。
  4. Technical requirements and inspection methods for pb - sn - cu alloy antifriction coating

    Pb ? sn ? cu三元合金減摩鍍層技術要求和檢驗方法
  5. With the selected outgroup - chlamys farreri, the phylogenetic trees suggested that zhejiang population has differentiated. 3. in pb - pa and y1 - p0 families of argopecten irradians, 12 and 10 rapd primers were selected, which

    在海灣扇貝pb - pa與y1 - p0家系中，分別篩選出12和10條引物，其擴增出的產物在雙親中呈現多態的片段。
  6. Thus, the paper focuses on mineralogy, petrology, petrogeochemistry, isotopic chorology, and sr - nd - pb isotopes of the mafic intrusions and dikes in fujian province, se china. in addition, we also discussed the process of the plate subduction, mantle evolution, crust - mantle interaction, lithospheric thinning and extension, and the reaction for crustal extensi on in fujian province, se china. ( 1 ) daiqianshan mafic intrusion is situated along the changle - nanao fault, which intruded in the metamorphic rocks

    基於此，本文以中國東南部福建省的基性脈巖、巖體為研究對象，運用系統的礦物學、巖石學、巖石地球化學、同位素地球化學及同位素年代學證據，詳細論述了晚中生代中國東南部板塊俯沖、地幔演化、殼幔相互作用及巖石圈伸展減薄的地球動力學過程，探討了地殼拉張期次在福建省區域構造上的響應。
  7. Using enterobacter cloacae b8, the mutated strains b8b and b8f, and the recombinant clones pb and pf, we try to sequence the antagonistic - related genes of enterobacter cloacae b8 by subcloning and genome primering system. the acquired sequences were analyzed with blast program to find any homology to sequences deposited in genebank

    以廣譜拮抗菌陰溝腸桿菌b8菌株和拮抗活性缺失菌株b8b 、 b8f及從b8b和b8f二菌株克隆獲得的重組質粒pb 、 pf為基礎，對陰溝腸桿菌b8菌株拮抗相關的b和f基因片段進行序列分析。
  8. Corelation study of blood se and pb in infancies of dalian

    大連市幼兒血硒與血鉛含量相關性研究
  9. Effects of cu, cd, pb, zn and as single stress on the hrowth and physiological and biochemical characteristics of juncus effuses

    單一重金屬脅迫對燈心草生長及生理生化指標的影響
  10. The tianbaoshan and daliangzi pb - zn deposits, strictly controlled by " formations, phases and structures ", are typical mvt pb - zn deposits. they also belong to the epigenetic hydrothermal strata - bound deposit

    天寶山、大樑子礦床嚴格受「層、相、位」的控制，屬後生熱液層控礦床，也是典型的密西西比河谷型鉛鋅礦床。
  11. The rapid solidification process of pb - sn eutectic alloy is investigated with acoustic levitation and the maximum undercooling of 38k has been achieved

    採用聲懸浮無容器處理技術研究了pb - sn共晶合金在深過冷條件下的凝固規律。
  12. The present thesis has carried out detailed investigation on the rapid solidification of undercooled bulk water and pb - sn binary eutectic alloy with acoustic levitation, and the various factors influencing the achievement of undercooling in sound field have been analyzed

    主要取得了以下幾方面的研究成果：研究了5 8mm的大體積水在聲懸浮無容器條件下的快速凝固行為。獲得了最大為24k的過冷度。
  13. Technical specification for pb - series flameproof canned motors

    Pb系列隔爆型屏蔽電動機技術條件
  14. The zircon shrimp u - pb dating results suggest that the qiongzhong and danxian granites were emplaced at 237 3 ma and 186 3 ma, respectively, which argued against the previous thoughts that all the foliated granites with orientated structure in hainan island formed duing the hercynian - indosinian episode

    高精度shrimp鋯石u - pb定年顯示瓊中巖基形成於印支期（ 237 3ma ） ，而儋縣巖基形成於燕山早期（ 186 3ma ） ，修正了前人將海南島具有定向構造的變形花崗巖等同於海西?印支期花崗巖的認識。
  15. The determination of pb and as in forsythia suspersa

    連翹中鉛與砷的含量測定
  16. Verification regulation of model pb - 2 decimal frequency meter

    Pb - 2型十進頻率儀檢定規程
  17. All these ductile shear zones are characterized by northward thrusting. the u - pb dating on zircons from the bedded gabbro of the qimanyuter ophiolite melange gives an age of 526 ? 1 ma ( early cambrian )

    在其曼于特蛇綠巖的層狀細粒輝長巖中獲得了鋯石u - pb年齡值為526 1ma （早寒武世） ，它被晚奧陶世花崗巖侵入。
  18. Zircon u - pb geochronology of granulites in panzhihua - xichang area : new evidence for the neoproterozoic geological evolution in the western margin of yangtze block

    新元古代揚子陸塊西緣地質演化新證據
  19. 1 alexander cm ， landsman pb ， teutsch sm ， et al. ncep defined metabolic syndrome diabetes and prevalence of coronary heart disease among nhanes iii participants age 50 years and order. diabetes ， 2003 ， 52 （ 5 ） : 1210

    2中華醫學會糖尿病學分會代謝綜合征研究協作組.中華醫學會糖尿病學分會關于代謝綜合征的建議.中華醫學會糖尿病雜志， 2004 ， 12 （ 3 ） : 156 - 160
  20. The o meson enhancement in p - pb and pb - pb relative to p - p collisions is described consistently by luciae

    川引人1八門門nn觀過程中奇殲粒廣， 。
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