由雌胭脂虫虫体干燥后制成的一种红色染料.A red dye obtained from the roots of this plant.本论文较系统研究了以胭脂虫为原料制备胭脂虫红色素的工艺过程.This subject use cochineal as raw material, red pigment composition of extraction and purification systems - depth study.同...
At least a quarter of a million people have died in the fighting and the resultant famines.至少25万人死于这场战斗和由此引发的饥荒。The cost of repairing earthquake damage could be more than seven-thousand-million dollars...弥补地震造成的损失需要超过70亿...
The museum will have a permanent exhibition of 60 vintage cars.这个博物馆将长期展出60辆老爷车。The 1985 vintage has a stronger bouquet and slight caramelly flavour.这种1985年酿制的陈年佳酿味道更醇厚，带有一种淡淡的焦糖甜味。Vintage ports must be decanted to remov...
He proceeded to give Dan directions to the computer room.他接着告诉丹去计算机房该怎么走。His hair sticks up in half a dozen directions.他的头发胡乱支棱着。Showers of sparks flew in all directions.一大串火星四处飞溅。...
" Yes,'said the clerk, marvelling at such ignorance of a common fact.“ 是的, " 那人说, 很奇怪她竟会不知道这么一件普通的事情.Chueh - hui watched, marvelling at how easy it was for people to forget.觉慧 默默地旁观着这一切,他也忍不住笑了.She was tired out wit...
镁铝尖晶石的合成方法有电熔法和烧结法.The synthesis methods of magnesia - alumina spinel are electro - fusion and sintering process.含尖晶石的耐火材料广泛应用于冶金行业.Spinel containing refractories are widely used in metallurgical industry.浇注料的抗渣性与镁砂含量和尖晶...