上下极限、限位开关调整正确,当以检修速度动作开关时,限位距离为();极限距离为()。
参考答案:50-100mm;100-200mm
根据句意,汉语提示及首字母完成句子。
1. His favorite subject is social s_____.
2. My uncle knows about _____ ( 不同的) countries of the world.
3. She loves to _____ ( 旅行).
4. Li Lei is i_____ in Chinese.
5. The funny elephant is so i_____.
中暑先兆的处理原则
A.脱离高温环境至通风阴凉处休息
B.早期输液
C.吸氧
D.必需口服补液
E.物理降温