先生の()大学に入ることができました。 ["せいで","おかげで","ために","わけで"]
细胞中的核糖体根据定位不同可分为游离核糖体和结合核糖体,下列哪一组细胞器的蛋白质游离核糖体合成?() ["线粒体,叶绿体,分泌泡","内质网,绷胞核,高尔基体","细胞核,线粒体,溶酶体","线粒体,细胞核,叶绿体"]
The phrase “When built” in the Certificate of Vessel’s Nationality means(). ["when was your vessel built","at what time is your vessel building","when is your vessel built","at what time you built your vessel"]
型钢悬挑梁的锚固段采用螺栓或拉环固定,锚固位置的楼板厚度不应小于100mm,混凝土强度不应低于()Mpa。 ["10","15","20","25"]
为什么湿热灭菌比干热灭菌的效力好?
简述影响产汽率的因素?