锅炉正常运行中,汽包水位波动范围控制在()。
A.±100mm
B.±50mm
C.±20mm
D.±10mm
参考答案:B
关于狂犬咬伤后的处理,下列哪项是错误的()
A.注射狂犬疫苗
B.中洗后用75%酒精涂擦
C.立即用20%肥皂水冲洗后缝合包扎
D.将免疫血清注入伤口底部及周围
E.用0.1%新洁尔灭彻底冲洗
1. a train schedule____
2. What is your schedule for tomorrow?
译:__________________________
3. The train arrived on schedule.
译:_________________________
4. The new office building has been finished one month ahead of schedule.
译:______________________