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1·经厂家试用结果表明，促进剂1242对涤纶碱减量的效果明显，且优于其他促进剂。
The users'results indicated that the product 1242 is superior to the others.
2·欧洲苏联西北一湖，位于列宁格勒西南。1242年此湖结冰时亚历山大·涅夫斯基在其上打败鞑靼骑兵。
A lake of northwest European U. S. S. R. southwest of Leningrad. Alexander Nevski defeated the Teutonic Knights on the frozen lake in 1242.