PPD试验局部硬结为18mm,其反应的强度为
A.+
B.++
C.+++
D.++++
正确答案是B
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。
本文链接:https://doc.20230611.cn/post/423008.html
上一篇:下列组织中,有权制定行政法规的是
下一篇:The Early Life of BeethovenAt an early age, Beethoven took an interest in music. His father taught him day and night. Without doubt, the child was gifted. His father expected him to become a new Mozart.At seven, Beethoven gave