问题
问答题 简答题
数控机床对检测装置有哪些要求?
答案
参考答案:
①工作可靠、抗干扰能力强;
②使用维护方便,适用机床的工作环境;
③满足精度、速度和工作行程的要求;
④成本低、寿命长;
⑤便于与伺服系统的连接。
数控机床对检测装置有哪些要求?
参考答案:
①工作可靠、抗干扰能力强;
②使用维护方便,适用机床的工作环境;
③满足精度、速度和工作行程的要求;
④成本低、寿命长;
⑤便于与伺服系统的连接。
选择合适的单词补全句子。 | |
The best time to go to Beijing is fall. It's 1._________ and cool. You can go to the Great Wall. When is the best time to go to Harbin? Of course2.__________. It's windy and cold. But you can 3._______ there. 4._________ is the best season to go to Sanya. It's sunny and hot. You can 5. _______ in the sea. What about Hangzhou? 6.________ is the best time to go there.The sky is 7.________. The leaves are 8._____. It's beautiful. You can 9._____________, too. |