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1·The cellulose tris(4-chlorobenzoate) has been synthesised by the catalytic method and was supported on Gas Chrom Q.

采用催化合成法合成了三（4 氯苯甲酸）纤维素酯；

2·This paper introduced the application of chrom Mo cold cast iron at actual production and compared the function of chrom Mo cold cast iron with Ni chrom cold cast iron.

介绍了铬钼激冷铸铁在实际生产中的应用，对铬钼激冷铸铁和镍铬激冷铸铁性能进行了比较。