下列对先天性行为的描述错误的是[ ]
A.先天性行为是动物生来就有的行为
B.先天性行为是由遗传物质决定的
C.先天性行为有利于动物适应外界多变的环境
D.先天性行为又称为本能
答案:C
In a sales-type lease, a lessor recognizes a gross profit at the inception of the lease equaling the:()
A. present value of the minimum lease payments (MLP) less the cost of the leased asset.
B. sale price of the leased asset less the present value of the minimum lease payments (MLP).
C. present value of interest revenues over the lease period.
润滑油过滤使用的是()。
A、纸型滤网
B、金属丝型滤网
C、树脂型滤网
D、离子型滤网