单项选择题When performing（ ）operation with two similar numbers, it is easy to cause larger errors.（
多项选择题蜜蜂产品可分为哪几大类A. 蜂体的分泌物B. 蜜蜂采集酿造品C. 蜜蜂各虫态的躯体D. 蜂巢
