pinger

A Deep Perspective of Li Pinger 's Tragedy Implication

对李瓶儿悲剧意蕴的深层透视

Comment on Pinger : A Victim of the Tragedy in That Age

平儿：一个时代悲剧的牺牲品

The black box contains a pinger with a battery life of about 30 days after a crash .

“黑匣子”里有一个声波发射器，电池在坠毁之后可以维持30天的寿命。

The pinger locator is being told well below that , 4600 feet below the surface .

声波定位仪提醒着我们下面是水深以下4600英尺。

Thirty days to go , or we lose that pinger , " explained Stephen Ganyard , an aviation consultant .

时间紧任务重。只剩下30天，或者我们跟丢脉冲发射器，”航空顾问斯蒂芬·甘亚德解释道。

Even with him ... Meryl Morgan 's office . She 's not in today . Hello , Miss Pinger .

梅莉摩根的办公室你好，他现在不在

Underwater GPS positioning system includes four parts which are GPS differential reference station , GPS buoy subsystem , underwater pinger , ship-based data processing and control center .

差分GPS水下立体定位系统包括GPS差分基准站、GPS浮标、水下收发机、船基控制中心四部分。

" Pinger and Mrs. Zhou stood up at once , telling Granny Liu to wait till she was sent for . "

“周瑞家的与平儿忙起身，命刘姥姥”“只管等着，是时候我们来请你.”

Experts say the pinger locator has to be towed at a speed of just three knots-three nautical miles an hour-to work effectively . That limits its search area to about 150 square miles ( 400 square kilometers ) a day .

专家们表示，声波定位仪只有在每小时三海里（约每小时5.6公里）的速度被拖曳时才能有效工作，因此每天的搜索范围被限制在150平方英里（约合400平方公里）左右。