Automatic Leveling Device is the key element for a slip form cement concrete paver.

自动找平装置是滑模式水泥混凝土摊铺机的关键部份。

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Automatic Leveling Device is the key element for a slip form cement concrete paver.

自动找平装置是滑模式水泥混凝土摊铺机的关键部份。

youdao