查询词典 acoustic board

For cost-saving, but also the use of wood keel mineral wool acoustic ceiling board, simple construction.

为节约开支，也可选用木龙骨矿棉吸声板吊顶，施工简单。

This thesis compares the characteristics of secondary batteries used for the underwater system in order to find a proper power source that is suitable for the system. Moreover, the low-cost integrated circuit and buck-type converters are used to obtain the required voltage levels for the devices in the system such as the underwater acoustic modem, single board computer and vertical line array hydrophone with condition amplifiers.

中文摘要本文针对常用於水下遥测系统之二次电池进行特性比较，以选用适合作为其电源之电池，再将电池输出电压经低成本之类比IC与降压型转换器转换至符合本系统设备如水下数据声传器、水下遥测单版电脑与垂直阵列麦克风讯号放大器等所需之电压等级。

Musical instrument ; resonance board ; wood ; acoustic property

乐器； 共鸣板；木材；声学特性

Cradled upside down in the V-shaped surgery board with a steady stream of piped seawater aerating its gills, each lingcod gets an acoustic transmitter, about the size of a double-A battery, implanted in its abdomen.

他们将蛇鳕拿起，置于一个带有管道的，能持续供应海水并充入到鱼鳃中的V形手术台中。这样，每一个蛇鳕都会安装上一个声音传送装置——一个像AA电池规格大小的物件，植入到它的腹中。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。