Celestite is usually diagenetic but commonly forms very early in the history of the sediment.天青石一般是成岩期的,但通常是在沉积史的极早期形成的.Reduction - metathesis method for preparation of strontium carbonate from celestite is developed.提出还...
Objective To investigate the clinical, morphological and radiological study of spinal enterogenous cysts.目的探讨脊髓肠源性囊肿的临床 、 组织病理及形态学特点.Sapium discolor's morphological character seed - collecting and seedling - raising...
A herd of elephants lolloped across the plains towards a watering hole.一群大象缓慢而笨拙地穿过平原，朝水潭走去。They lolled and lolloped about.他们懒散地闲荡着.He just lolloped out of the door at 7 pm, as usual.他在晚上7点信步走出了公司大门, 一如往常....
蜂蜜基本上是水、两种糖、几种维生素和酶的混合物。Honey is basically a compound of water, two types of sugar, vitamins and enzymes.据认为这种变化是由于酶的变性作用造成的.This change is considered to be due to denaturation of the enzyme.除去诱导物就会立即终止酶的合成.Removal of th...
They may feel tired and though outwardly calm, can be irritable.他们或许会感到疲惫，虽然外表看似没事，但可能很容易发火。He wasn't irritable or snappy or anything, just slightly perplexed.他并不是爱发火或爱起急什么的，他只是有点困惑。Teething can be painful and make ...