您要查找的是不是：
- Meanwhile, construction technology, flow and process of Puguang202-1 are analyzed by nitrogen drilling test in the said well. 通过普光202-1井的氮气钻井试验，分析了该井的施工工艺、流程及施工过程。
- After analyzing the reason of underground explosion, it is put forward that using nitrogen drilling technology is the most simple and universal method for solving that problem. 分析了井下燃爆发生的原因后，提出使用氮气钻井技术是解决井下燃爆问题的最简单、最普遍的方法。
- The equipments needed in nitrogen drilling construction such as compressor, nitrogen machine, booster compressor, rotary blowout prevention machine, and so on and their functions are introduced. 介绍了氮气钻井施工所需要的空压机、制氮机、增压机、旋转防喷器等设备及其功能；
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The archers sent their shafts through the air. 弓箭手向空中射出利箭。
- Will you sunder nitrogen from air? 你能从空气中把氮气分离出来吗?
- The lack of air in the room make everyone sniffle. 屋子里空气缺乏，使得每个人都频频吸气。
- During the intermission, let's go out for some fresh air. 幕间休息时，我们出去呼吸呼吸新鲜空气吧。
- The air held a foretaste of a storm. 天气有要括大风的迹象。
- The air was reeking with the smell of tobacco. 空气中弥漫着烟草的气味。
- A walk in the fresh air will pep me up. 我在空气新鲜的地方散步就感到精神饱满。
- He served one month with the Air Army in Kuwait. 他在科威特的空军里服役1个月。
- Large air and navel forces were set into action. 庞大的空军和海军部队开始行动了。
- His modesty [air of joviality] was all put on. 他的谦逊[愉快的样子]都是装出来的。
- What is the percentage of nitrogen in air? 空气中所含的氮的比例是多少?
- Ida was choking with the dry air. 空气干燥，艾达感到喘不过气来。
- His vibrant voice commove the air. 他响亮的声音振动了空气。
- Fresh air and exercise are good for the health. 新鲜空气和运动有益于健康。
