The mechanical principle and the manufacture of the steel barrel type barer, and its operation in the substation ground network construction have been introduced.

介绍了钢管式钻具的制作、构造原理，以及在变电所接地网敷设中的应用情况。

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"The rationale for the deal is fairly clear, " says Sol Barer, chief executive of Celgene .

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Barer says Celgene is open to applying for approval one disease at a time.

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Barer licensed it immediately, guessing that there could be a wider range of diseases it might affect.

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