Graphite and even its linear counterpart, poly ( p - phenylene ) are too insoluble, infusible, and brittle.石墨甚至其线性物 聚苯,过于不溶, 不溶和发脆.This paper introduces the CQ - 1 and NS - 916 type cleaning agent of infusible scale.对研制成...
The Greeks settled in Etruria in the mid - sixth century BC.西元前6世纪 中期 希腊人定居在埃特鲁斯坎(意大利中部的古国).The Vatican Museums also exhibit objects from an ancient land called Etruria.梵蒂冈博物馆也展览着来自一片名为伊特鲁里亚的古老土地的物品.Etruscan: a native or...
直到1880年，英国才开始实行初等义务教育。Britain did not introduce compulsory primary education until 1880.对录像片内容实行了更为严格的监管。Stricter controls were placed on the content of video films.面包、大米和茶叶等日常必需品已实行配给。Staples such as bread, rice and tea...