We have contracted with a firm for the supply of fuel.

我们已经与一家公司就供应燃料一事签定了合同.

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If time utilization supply of fuel, asked what in the technology has to have to consider?

若运用燃料供应时, 请问技术上有甚么要考虑 吗 ?

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The hold up in the supply of fuel puts our whole advance in jeopardy.

燃料提供的拖延影响到我们整个的进程.

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