An axisymmetrical finite element analysis is also made, with which the secondary cracking load and the end slip after secondary cracking can be predicted.
又作了轴对称的有限元分析，能估算次生裂缝出现时的荷载以及次生裂缝出现后的端部滑移。
DCC catalyst consists of a modified mesopore zeolite with pentasil structure for primary product of naphtha range to undergo secondary cracking for producing light olefins.
催化裂解催化剂是一个含改性五元环中孔沸石的固体酸催化剂，汽油一次产物在中孔沸石内进行二次裂化转化为轻烯烃。
The results show that HCN is mainly produced by the secondary thermal cracking of coal volatile.
实验结果表明，在显微组分热解过程中HCN主要是挥发分二次裂解的产物。
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