数控
参考答案:
即数字控制,是一种用数字化信息对控制对象(如机床运动及其加工过程)进行控制的方法。
缺词填空。
The Dragon Boat Festival
There are b 3 races (比赛) in many places of China. The boats are l 4 and have colourful
d 5 heads and tails.(尾巴)
The Qing Ming Festival
This is a very important f 6 for more traditional C 7 people. People visit the graves (墓) of
their dead relatives and put food and f 8 on the graves.
The Chong Yang Festival
It's a day for the elderly. Some people visit homes for the elderly(老人). It's a 9 a t 10 day
for mountain climbing. (登山)
了解被审计单位及其环境一般()。
A.在承接客户或续约时执行
B.在进行审计计划时执行
C.在进行期中审计时执行
D.贯穿于整个审计过程的始终