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- voice carrier telegraph testing equipment 音频载波电报测试仪
- A background of the suspended carrier activated sewage (SCAS)and its practice have been reviewed in this paper. 本文介绍了浮动填料活性污泥系统的开发背景与应用实践。
- The carrier、active component and preparating method of the ammoxidation catalyst for aromatic hydrocarbon were described. 介绍了芳烃氨氧化反应催化剂的载体、活性组分和制备方法,以及国内芳烃氨氧化反应催化剂的研制情况。
- Experiments using classical impregnation method to prepare two carrier activated carbon for the carbonylation catalyst C1 and C2. 实验中，采用经典的浸渍法来制备两种活性炭为载体的羰化催化剂C1和C2。
- His vibrant voice commove the air. 他响亮的声音振动了空气。
- There was a tremor in her voice. 她的声音有点颤抖。
- Her beautiful voice charms everyone. 她优美的声音迷醉了每个人。
- VFT? Voice Frequency carrier telegraph Terminal? 音频载波电报终端?
- A man's voice is usually lower than a woman's. 男子的嗓音通常比女子的低。
- He had such a bad cold he lost his voice. 他患这么重的感冒，嗓子失声了。
- Your carrier for this flight is British Airways. 你的这一班机是英国航空公司的飞机。
- I suspected from his voice that he meant mischief. 我从他说话的声音就怀疑他不怀好意。
- The missile was launched from the aircraft carrier. 导弹是从航空母舰上发射的。
- She asked me in a small voice what time it was. 她低声问我现在是什么时候了。
- The commercial carrier is doing a lively business. 那家商务运输公司业务繁忙。
- He's an army sergeant. he needs a loud voice. 他是个好军人。他需要有大嗓门。
- He gave the news out in grave voice. 他用庄重的声音宣布这一消息。
- He argued, his voice trembling with anger. 他争论着，他的声音由于生气而颤抖。
- His peremptory tone of voice irritated everybody. 他那专横的口气激怒了大家。
- A voice called down to us from above. 从上面传来叫我们的声音。
