This Paper presents the features of ash haydite, producting process, commercialized, economic benefits and so on.本文介绍了免烧粉煤灰陶粒的特点 、 生产过程 、 商品化以及经济效益等....
a preacher famous for her inspiring sermons以发人深省的讲道出名的传道者He is doubling the parts of a preacher and a teacher.他扮演传道人和教师两个角色.The preacher addressed a congregation of more than one thousand people.传教士向一千多人的会众讲演....
这种植物现在有绝种的危险.The plant is now in danger of extinction.温斯顿觉得, 查林顿先生也算个绝种的动物呢.Mr Charrington, thought Winston, was another extinct animal.某些绝种的头足类动物具有特殊的旋卷形态.Certain extinct cephalopods have an unusual coiling shape....
Papain and chymopapain can coagulate soybean protein isolate ( SPI ) , both of them are cysteine proteinases.木瓜凝乳酶和木瓜蛋白酶具有促进大豆蛋白形成凝乳的作用, 同时它们也是巯基蛋白酶.Metallothionein ( MT ) is group of conjugated proteins which are rich i...