皮皮学，免费搜题
登录
搜题
【单选题】
由原子的压力所产生的谱线变宽称为 ( )A.
自然变度
B.
霍尔兹马克变宽
C.
劳伦茨变宽
D.
包括B和C
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】She was regarded as a beauty when she was at college. After giving birth to a baby, she became ______ beautiful.
A.
the most
B.
more
C.
most
D.
all the more
【单选题】She ______ scarlet fever when she was a baby and lost her eyesight.
A.
distorted
B.
contracted
C.
subtracted
D.
distracted
【简答题】在我国的社会保障体系中处于核心部分的是（ ）。
【单选题】A mother will affect her unborn baby if______.
A.
she is emotionally shocked
B.
she has a good knowledge of inheritance
C.
she takes part in all kinds of activities
D.
she sticks to studying
【简答题】保险装置作用是在电路中起到保护作用,汽车中的保险装置有( )、( )及( )等。
【简答题】我国社会保障体系的核心部分是（）。
【简答题】vt. cause a reaction of feeling, esp. a sudden one 激起;引起
相关题目：