专项技术劳务承包（）
A.只包技术，不包劳务
B.只包劳务，不包技术
C.既包技术，又包劳务
D.既包技术，又包产量
参考答案：C
可致肾素分泌增多的因素是
A．入球小动脉血压降低B．交感神经活动降低C．血Na+降低D．血K+升高E．致密斑活动降低
A．They have only recently been discovered.
B．They were painted by the colonists who knew her.
C．Most of them portray her as a child.
D．They might not reflect her true appearance.
