最适合锁紧或松开Ｔ形螺栓上的螺帽的工具是活动扳手。（）
参考答案：错
Do the following characteristics have to be met in order to classify a liability as current on the balance sheet Characteristic 1: Settlement is expected within one year or operating cycle, whichever is less. Characteristic 2: Settlement will require the use of cash within one year or operating cycle, whichever is greater. Characteristic 1 Characteristic 2（）①A. No Yes ②B. No No ③C. Yes No
A. ①
B. ②
C. ③
什么是机车技术速度？
