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DB-550

DB-550

DB-550

DB-550

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Coupling agent DB-550 and DB-792 can coat the surface of the fly ash evenly, but the coupling agent HC-TTS appeared the uneven phenomenon .

偶联剂 DB-550 和 DB-792 能够均匀包覆在粉煤灰表面，而偶联剂 HC-TTS 的包覆层表面则出现不均匀现象。

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