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【单选题】
刀口的深浅要准确，一般在1CM缝份处刀口深浅（）CM为宜。
A.
0.4~0.5
B.
0.2~0.3
C.
0.6~0.7
D.
0.6~0.8
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参考答案：
参考解析：
刷刷题刷刷变学霸
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【单选题】Thousands of years ago man used handy rocks for his surgical operations．Later he used sharp bone or horn, metal knives and more recently, rubber and plastic．And that was where we stuck, in surgical in...
A.
fashionable
B.
extraordinary
C.
special
D.
basic