填写的操作票必须与系统图或模拟盘核对无误后才能进行操作。
A. 正确
B. 错误
颅骨大面积的粉碎性凹陷骨折,反映砖石伤()和()的特点。
Reducing the clearance between a valve stem and rocker arm will result in the valve ()
A. having a shorter duration of opening
B. having a longer duration of opening
C. closing sooner
D. opening later
针对销售配额的分类中,()是涉及到销售人员销售技巧和能力的配额,它不易量化,只能作为定性指标。
A. 销售量配额
B. 销售利润配额
C. 销售活动配额
D. 专业进步配额