轴∮30的圆柱度的公差为0.03。则被测圆柱面的公差带为半径差为0.015的两同轴圆柱面之间。
参考答案：错
由于工艺过程原因需临时停运联锁保护系统，必须（）同意，向仪表车间办理《联锁系统工作票》。
A、生产车间班长
B、生产车间技术人员
C、生产车间主任
D、生产副厂长
Because Web servers are platform and application (17) ，they can send or request data from legacy or external application including database．All replies，once converted into (18) mark up language，can then be transmitted to a (19) ．Used in this way，Intranets can (20) lower desktop support costs，easy links with legacy application and databases and， (21) all。ease of use．
A．off B．offer C．office D．officer
