a ( ) discount for an order of US$100,000 and over in value
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A ( ) must be signed within one month.
( ) will be made within two months after the sales confirmation has been signed
每场比赛中,运动员有权要求暂断的时间擦汗:()
A. 每6分球后
B. 每次换发球时
C. 每5分球后
D. 随裁判的旨意可在任意时间
比赛中,运动员发球抛球的高度不低于:()
A. 15cm
B. 15.25cm
C. 15.5cm
D. 16cm