催化剂是一种能加速化学反应的物质.A catalyst is a substance which speeds up a chemical reaction.各种陶土管用作转化催化剂的载体.Various ceramic materials have been suggested as supports for reforming catalyst.经过泡水试验,催化剂应不开裂或破碎.To pass the water test the...
...a two-pint carton of milk.一盒两品脱的牛奶The products should be packed with wooden pallets or carton, stored in flatness andand unloaded carefully.产品用木托盘包装、纸盒包装, 无论是人工或机械卸车,必须轻拿轻放严禁抛掷,防止碰坏边角.Defacing a milk carton is punisha...
切纸机属于4等安全风险的危险机械.Paper cutting machine belongs to 4 security risk of dangerous machinery.我们主要致力于 中高档 电脑程控切纸机的 研发 、 生产.We are committed to high - end computer qzyk of r & d, production.专业维修: 各种规格 、 型号胶印机 、 晒版机 、 切纸机号码机等.P...
他过去常写绚丽矫饰的散文.He used to write purple prose.他的文风, 一度被称赞为大胆的和创新的, 现在看起来却是奇怪而且矫饰的.His style, once praised as daring and innovative, now seems quaint and mannered....