请按分机号，然后按下井号键。

Please dial the extension, then press the pound key.

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他将水桶放下井去取些水。

He lowered a bucket into the well to get some water.

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他将水桶放下井去取些水。

She let down the bucket into the well.

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他想也没想就跳下井去了。

He jumps into the well without thought.

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在测井过程中保证下井仪器居中的设备。

A device that helps to maintain the logging tool in the center of the borehole.

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为此方案下井巷工程的是否建设提供理论依据。

Under this program, it is the construction of underground works and provide a theoretical basis.

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该设计在SZS-2 0 0 0B/C新型三组合下井仪中得以应用，并取得了良好的效果。

This design applies to the new SZS-2000B/C Trio-Logger and has a good result.

youdao

该设计在SZS-2 0 0 0B/C新型三组合下井仪中得以应用，并取得了良好的效果。

This design applies to the new SZS-2000B/C Trio-Logger and has a good result.

youdao