八项质量管理原则中,( )是质量管理的关键。
A.以顾客为关注焦点
B.管理的系统方法
C.领导的作用
D.持续改进
参考答案:C
Hearing his travelling _______, I knew that he was an _____ traveller.
A.experiences; experienced
B.experience: experience
C.experiences; experiencing
D.experience; experienced
下列不属于人体特性参数的生理学参数是()。
A.人体身高
B.人体耗氧量
C.心脏跳动频率
D.人体表面积