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It is possible for us to detect the relation among ecology, environment changes, climate variance and human activities by studying the penguin dropping sediment.
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对追溯南极大陆生态、气候与环境演变、探讨南极环境演变与全球变化的关系都具有重要的科学意义。 |
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It is possible to gain high purity element of venine by technology of genetic engineering.
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通过基因工程技术使获得大量的高纯度的 蛇毒各组分成为可能. |
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It is possibly because oil in the target clamber forms carbon foil on the CCD surface and contaminates the X ray CCD. This foil filter absorbs more rays with N band than those of O band.
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其原因可能是 X射线 CCD受到靶室油沾污 ,在表面形成了碳膜 ,对 N带吸收较多。 |
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It is predicted that there are two geometrical configurations of the slipped parallel (Ch) and T shaped (Cv) carbon dioxide dimer using the density functional theory(DFT) with basis sets - G or - G.
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用密度泛函理论 (DFT)的 Becke LYP方法 ,在不同基集合（ - G和 - G系列）下对平行结构（ C h）和 T形结构 (Cv)的 CO_二聚体进行 ab initio计算 . |
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It is presented that when the matric A is real and λi≠λj (i≠j,i,j=,,…,n),bj is only and real.
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本文证明了当A为实矩阵，且λi≠λj（i≠j，i，j＝，，…，n），时，bj是唯一的且是实数； |
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It is proposed that such OS precipitates a range of pathologies currently thought to afflict male reproductive function.
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目前认为损伤OS促进了一系列男性生殖功能的病理学改变。 |
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It is proved by practice that the pipeline lined with the rolling insertion method not only seldom leaks, but also suits to the slushy fluid because the PE linef has high roundness,low frictional drag factor and high resistance to chemical corrosion.
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由于这种衬里管成圆度高、摩阻系数低,并具有抗化学物质侵蚀等特点,所以经实践证明,采用聚乙烯管转动成衬的管道不但流体损失少,而且对输送颗粒物质的抗蚀性较高。 |
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It is proved that (n-n+)/<D(REn)< (n+ n-)/, where D(REn) denote the diameter of REn.
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并且证明了(n-n+)/<D(REn)<(n+ n-)/, 这里 D(REn) 表示 REn 的直径. |
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It is proved that Heawood's counterexample is color.
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应用证明五色定理的方法 (肯普链 ) ,证明了希伍德的反例是 -色的 . |
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It is proved that the one-stage operation not only improves the rate of spinal fusion but also facilitates the spinal correction and cosmetic costoplasty of the rib cage.
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实践证明本手术既可增加脊柱融合率,又便于脊柱矫形,同时还可改善美观,减少手术次数,减轻病人痛苦。 |
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It is quite necessary to open the courser of garden model design and manufacture which is a good supplementary for the major course garden planning design.
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开设园林模型设计制作课程是园林规划设计主干专业课的必要补充。 |
