若
,则 ( )·
·
·
·<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/148309126284854bcaadb2f1a41a9b98daef478178c35image48.png" 且<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/14830912628976290be6d5cbf4e8590a53aa05d6a1170image49.png" ;
出自:佳木斯大学语言治疗学