下载APP
举一反三
【单选题】Businesses put lots of time and money into new plans, programs and excellent employees with the hope things will change．Yet, at the end of the effort, not much changes．What happens? In most cases, tho...
A.
What past experience is useful for businesses?
B.
How much time is needed for making plans?
C.
How can changes be made in businesses?
D.
What kinds of employees are the best?
【单选题】光对病案的危害表现在许多方面，下列说法正确的是（）。
A.
光会使病案纸张发生粘连
B.
光使字迹变形，难以辨认
C.
光的热效应影响非磁记录病案的耐久性
D.
光破坏缩微胶片中片基的耐久性
E.
光的照射能降低光盘材料的耐摩擦能力