The sick man can't keep anything down.这个病人无法使任何东西不吐出来。He got sick easily since he was young , what a valetudinarian!他从小就容易生病,是个病秧子.Chronically sick pigs often suffer from a partial alopecia characterized by a thinni...
A structure theorem between strong P - congruence pair and strong P - congruence is given.给出了强P - 同余对和强P - 同余关系之间的结构定理....a necessary congruence between political, cultural and economic forces.政治力量、文化力量和经济力量之间必要的一致性A uni...
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.Patients treated with chymopapain recover more quickly and experience m...