球墨铸铁件可通过热处理来调整其基本组织,退火热处理能得到(),调质热处理能得到(),而正火能获得().
参考答案:F+G基;F+P+G基;P+G基
Out _____ , and away ______ .
A.the men went ; was he
B.went the men ; he was
C.went ; he
D.the man went ; he was
常用麻醉剂2%普鲁卡因液,一次注射量为2~4ml,不能超过()
A.10ml
B.20ml
C.30ml
D.40ml
E.50ml