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Office workers in downtown Chengdu took the streets again after the quake.
成都市区的写字楼办公人员再次冲向街头.
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For your career, Betula forest without relying on heaven-sent, mainly by self-seeking.
适合你的事业, 白桦林不靠天赐, 主要靠 自我 寻找.
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另外,光皮桦在与其它主要伴生树种的竞争中, 目前处于优势地位.
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A new method of determining the antioxidant activity of betulin from betula bark is established.
建立了一种测定白桦树皮中白桦脂醇对羟自由基清除率的新方法.
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The microwave-assisted extraction ( MAE ) of betulin from Betula platyphylla Suk.
利用均匀设计法优化了微波辅助提取白桦树皮中桦木醇的工艺.
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The horizontal heading changes 100 ft east over 1000 ft immediately south of the peak.
水平航向在峰值以南1000英尺内偏东100英尺.
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