【sealed_unit】什么意思_英语sealed_unit的翻译_音标_读音_用法_例句_在线翻译

sealed unit

abstract: In the early days of radio in Australia, AWA, the Amalgamated Wireless Australia corporation, had a program to implement the "sealed unit" project (or, more commonly "sealed set" or "sealed receiver") where radio receivers could only receive the transmitting service (or services) to which they were licensed.Historic Radio Society of Australia Radio Waves Magazine July 2010 p18 Under this model, the Government would issue a licence to transmit on a given wavelength (or frequency in modern terminology) and oversee the manufacture of receivers locked on that wavelength.

以上来源于: WordNet

1.
N a hard disk that is permanently sealed to prevent damage to the read/write head 温彻斯特硬盘 → see also Winchester disk

It is a sealed unit, crimped at the base.

这是一个密封的单位，在该基地轧花。

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Certain corrective actions of this guide may not be feasible with the Compact Ball Valve (sealed unit).

对于紧凑型球阀(密封装置)，本指南的某些纠正措施可能并不可行。

youdao
The steering control module was a sealed unit, opened only during overhaul, with no specified overhaul time, and had accumulated 3,860 hours since last overhauled on March 3, 1998.

掌舵的控制模块是一个密封的单位，在检修期间只打开，没有指定彻底检查时间，并且3,860个小时自从最后在1998年3月3日彻底检查。

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