Research and experiments show that this transformed type multiple agent extends the field of application of temperature of the cracking agents, and it has evident synergetic action.
经研究和试验表明：这种改型复合剂扩大了破碎剂的温度适用范围，并具明显的增效作用。
Research and experiments show that this transformed type multiple agent extends the field of application of temperature of the cracking agents, and it has evident synergetic action.
经研究和试验表明：这种改型复合剂扩大了破碎剂的温度适用范围，并具明显的增效作用。
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