皮皮学，免费搜题
登录
搜题
【多选题】
助听器最大声输出的选择原则是:A.
不用考虑患者的残留听力,功率大小是最重要的;
B.
助听器的输出不能超过不舒适阈;
C.
助听器如果调试不当,大强度的声音就会导致削峰而失真;
D.
助听器输出功率小于用户的实际需要,若将助听器输出设置得太高,就会产生失真。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】The fact has worried many scientists _____ the earth is becoming warmer and warmer these years.
A.
which
B.
that
C.
as
D.
what
【单选题】Who was Marilyn Monroe?
A.
An American actress and model
B.
A British actress and model
C.
A Russian actress and model
D.
An Australian actress
【单选题】Who was Marilyn Monroe?
A.
An American actress and model
B.
A British actress and model
C.
A Russian actress and model
【单选题】Who was Marilyn Monroe?(微课4)
A.
An American actress and model
B.
A British actress and model
C.
A Russian actress and model
【单选题】The fact has worried many scientists______ the earth is becoming warmer and warmer these years. [ ]
A.
what
B.
which
C.
that
D.
though
【简答题】The fact has worried the people across the world ___________ the earth is becoming warmer and warmer these years. A．what B．which C．that D．where
【单选题】The fact has worried many scientists ________the earth is becoming warmer and warmer these years.
A.
what
B.
which
C.
that
D.
whose
相关题目：
参考解析：
知识点：
题目纠错 0
发布
