新闻出版单位和提供信息的单位,应当根据国 * * 密法规,建立健全()保密审查制度。
A.报纸杂志
B.工商部门
C.新闻出版
参考答案:C
Surely the day you are informed of your being admitted to a famous key university will be ________ of joy and celebration for your family, relatives and friends.
A.that
B.the one
C.one
D.those
应力循环的特征由参数()来表示。
A、平均应力Sm
B、应力幅Sa
C、应力比R
D、最大应力Smax