与婚礼舞台固定的问题。

Problems with the wedding stage fixed.

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利用固定床干底气化器技术的煤气化重返舞台。

Coal gasification with the Fixed Bed Dry Bottom Gasifier technology is back on stage.

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进入城市后，有较固定的剧场，舞台装置才有所改进。

Into the cities, have a more fixed theater, the stage device have been greatly improved.

youdao

进入城市后，有较固定的剧场，舞台装置才有所改进。

Into the cities, have a more fixed theater, the stage device have been greatly improved.

youdao