What is the maximumsoundlevel of the toy is accepted?
你认为玩具所发出的声音最高是多少分贝?。
2
The maximumsound pressure level standards of Beijing Olympic Organizing Committee is introduced.
引用奥组委对最大声压级的具体要求。
3
Jack of Tools includes a compass, virtual level, your Earthly coordinates, your altitude, your speed and heading (including average and maximum speed markers), base distance, and a sound meter.