... 二级放大器 two stage amplifier 分级放电管 step discharge tube 级放尺寸 grade increment; grade radio ...
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high grade radio 高档收音机
Harris RF communications is the leading global supplier of secure radio communications and embedded high-grade encryption solutions for military, government and commercial organizations.
Harris公司是全球安全无线通信和嵌入式加密解决方案的供应商。
When I was cheerfully look rang out from the radio: please grade seven students participating in the 200 meters, to the designated place in the competition.
当我正兴致勃勃地看起来的时候,广播里响起了:请七年级参加200米的同学,到指定的地方参加比赛。
Daniel is hosting the school radio show this week. He is interviewing Jenny, a Grade 9 student, who has recently visited the UK.
丹尼尔这周将主持学校广播节目。他正在采访珍妮,一个九年级的学生,她最近参观过英国。
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