The effect of the levels of bisphenol AF and BPP and the cure temperature on the cure characteristic of fluorine rubber was investigated.
研究了硫化剂双酚AF、促进剂BPP用量及硫化温度对氟橡胶硫化特性的影响。
Objective To analyze the pathogenesis endoscopic characteristic prevention and cure measures for melanosis coli.
目的分析结肠黑变病的病因、镜下表现及防治措施。
Directing to the characteristic of gas outburst at Didao Coal Mine, provide the measures of prevention and cure.
针对滴道煤矿瓦斯突出特点，提出了防治措施。
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