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二甲基铍
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二甲基铍
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dimethyl beryllium
二甲基铍
分子式[(CH3)2Be]n。经X射线结构分析确定为长链聚合物,两个Be原子之间存在3c-2e的甲桥基。蒸气由单分子、二聚分子、三聚分子组成。在苯溶液中是二聚体。
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estimation of missing data
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estimation of quality for airborne gravity survey
estimation of railcar flow
estimation of rock mass strength
estimation of the instrument causing the trauma
estimation of the order
estimation of time of death
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