您要查找的是不是：
- rotary ringing generator 旋转铃流机
- To investigate this I needed a smoke ring generator aka vortex generator able to run from a high voltage discharge to simulate lightning. 调查这我需要一个烟圈发电机又名涡流发生器能够运行，从一条高压放电模拟雷电。
- The method of weakening centrifugal force in the rotary ring flume is proposed and sediment movement under the effect of periodic reciprocating current is tested in the ring flume. 介绍了旋转环形水槽的结构和工作原理,提出了削弱环形水流离心力的方法,通过环形水槽中周期往复流泥沙运动试验得出水体含沙量与床面剪切力和水体挟沙力之间的关系。
- multifrequency ringing generator 多频铃流发生器
- Rotary ring is whole part or shrink-fitted 动环是整体还是镶装的
- His last words are still ringing in my ears. 他的临终遗言还在我耳边回响。
- He ran off, their jeers ringing in his ears. 他一跑了之，耳边仍回响著他们的冷嘲热讽。
- The gardener asked me for a rotary lawn mower. 园丁向我要一台旋转式割草机。
- She had the sapphire set in a gold ring. 她把那枚蓝宝石镶在金戒指上了。
- The diamond ring dazzled with brilliancy. 这只钻石戒指闪耀夺目。
- She was jarred awake by the ringing telephone. 她被电话铃声惊醒。
- He awoke to the ringing of an electric bell. 他随著一阵电铃的响声醒来。
- Can you hear the morning bell ringing? 你能听到晨钟响吗?
- Who can be ringing us at this late hour? 谁能在这麽晚的时间给我们打电话呢?
- She wears a diamond ring on her left hand. 她左手上戴着一枚钻石戒指。
- Our family reunions are always three ring circus. 我家合家团聚的场面总是热闹非凡。
- A light, sharp ringing sound, as of glass or metal. 叮当声轻快、清脆的铃声，如玻璃或金属发出的声音
- The hall echoed with the ringing voice of the children. 孩子们清脆的声音在大厅里回荡。
- I am sorry-she's out. Can you ring again later? 对不起－她出去了。你过些时候再打电话来好吗？
- It's a bit much ringing me up at three o'clock in the morning. 凌晨三点钟就打电话来，太不像话了。
