您要查找的是不是：
- The ceramic plates of air valves against abration, corrosion, dust, dirt, and sand. 陶瓷閥板耐磨、耐腐蝕、耐固體顆粒侵蝕，壽命長，適合各種氣體、液體閥門的密封。
- The start is performed by direct injection of air into the cylinders through the starting air valves in the cylinder heads. 這個啟動，是由直接注射空氣進入氣缸，通過在氣缸正面的啟動空氣閥完成的。
- The ceramic plates of air valves against abration, corrosion, dust, dirt, and sand.One dynamic plate and one stationary plate are made of extremely hard aluminum oxide . 陶瓷閥板耐磨、耐腐蝕、耐固體顆粒侵蝕，壽命長，適合各種氣體、液體閥門的密封。
- The lack of air in the room make everyone sniffle. 屋子裡空氣缺乏，使得每個人都頻頻吸氣。
- From the air valve operating principles of view, air valve performance will directly affect the work of compressor tanks, air valve for the following requirements : resistance losses small. 從氣閥工作原理來看，氣閥工作性能將直接影響壓縮機氣缸的工作，因此，對氣閥有如下要求：阻力損失小。
- The great virtue of air travel is speed. 乘飛機旅行的最大優點是速度快。
- This new style of air conditioner is noiseless. 這種新型空調沒有噪音。
- I'll just trot out for a breath of air. 我要到外面去走走換換空氣。
- The basic assumptions or principles of a subject. 基本原則，基本假設某一學科的基本假設或基本原理
- I want to buy a set of air conditioning. 我想買一台空調。
- The doctor urged a change of air. 醫生力勸換個環境。
- Lashing velocity of pump is concerned with nature of air. 泵的抽氣速率與氣體的性質有關。
- On the basis of analyzing principle of PFC&PFB for two kinds of interlocking methods, air valve and rigid interlock, their disadvantages are explicitly pointed out. 為此本文研製了一種節能型制動器，並對其進行了系統深入的理論分析與試驗研究。
- They seem to be actuated by the principles of equity and justice. 看來他們受公平合理的原則所驅使。
- The lack of air in the room made everyone sniffle. 屋子裡空氣缺乏,使得每個人都頻頻吸氣。
- We can hear the hiss of air escaping from a tire. 我們能聽到一隻輪胎的嘶嘶漏氣聲。
- Sound travels through the medium of air. 聲音通過空氣這一媒介傳播。
- The formal, guiding principles of a discipline, school, or science. 基本原理一個學科、學派或一門科學的正統的、起指導作用的原則
- The principles of Paris Commune are eternal. 巴黎公社的原則是永存的。
- The fundmental property，constructure modes and fundmental principle of air springs are described. 本文介紹了空氣彈簧的基本特性、結構型式和基本原理。
