在采用分期付款的条件下,由于货款不是一次付清,故它与延期付款一样,也属于买方利用资金的一种形式。( )
参考答案:UNKNOWN
I must have been a great _____ to my parents in those hard days, for I never failed to live up to their
expectations.[ ]
A. achievement
B. comfort
C. disappointment
D. support
常用的光学测量仪器有()。
A、电子表
B、读数显微镜
C、自准直仪
D、光学平直仪
E、经纬仪