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- Gas-dynamic resonance heating tests for coaxial ring injector are performed for investigating coaxial hydrogen/oxygen resonance ignitor to validate the performance of resonance ignitor. 摘要在環(huán)形噴嘴氣動(dòng)諧振加熱的試驗研究基礎上，對同軸氫氧諧振點(diǎn)火器進(jìn)行了點(diǎn)火性能試驗和反壓試驗研究，結果表明：點(diǎn)火器能為液體火箭發(fā)動(dòng)機可靠點(diǎn)火提供強大熱流；
- She had the sapphire set in a gold ring. 她把那枚藍寶石鑲在金戒指上了。
- The diamond ring dazzled with brilliancy. 這只鉆石戒指閃耀奪目。
- She wears a diamond ring on her left hand. 她左手上戴著(zhù)一枚鉆石戒指。
- Our family reunions are always three ring circus. 我家合家團聚的場(chǎng)面總是熱鬧非凡。
- I am sorry-she's out. Can you ring again later? 對不起－她出去了。你過(guò)些時(shí)候再打電話(huà)來(lái)好嗎？
- The boys and girls made a ring round us. 男孩和女孩圍著(zhù)我們站了一圈。
- Please ring for the attendant if you need anything. 如果需要什么，請按鈴找服務(wù)員。
- We experienced some slight turbulence flying over the Atlantic. 我們飛越大西洋時(shí)，遇到一點(diǎn)不穩定的氣流。
- The music was so loud it made my ears ring. 音樂(lè )的聲音太大了，把我耳朵震得直響。
- Suddenly she was scared to death of clear air turbulence. 她突然之間被晴空亂流嚇死了。
- The policeman felt that my story didn't ring true. 警察認為我講的話(huà)聽(tīng)起來(lái)不可信。
- She wears a ring round her wrist. 她的手腕上戴著(zhù)一只鐲子。
- Ring the correct answer with your pencil. 用鉛筆圈出正確的答案。
- A pull on the rope will make the bell ring. 一拉繩子鐘就響。
- He have scarcely get home when the telephone ring. 他一回到家電話(huà)鈴就響了起來(lái)。
- We hope to inject new life into our business. 我們希望使我們的業(yè)務(wù)工作充滿(mǎn)朝氣。
- I'll ring you up some time during the week. 本周的某個(gè)時(shí)候我給你打電話(huà)。
- The jeweller will engrave the inside of the ring with her name. 珠寶匠將在戒指的內表面上刻上她的名字。
- The turbulence caused the plane to turn over. 空氣的激流導致飛機翻轉。
