大家都搜：
空气导管
1、lead role───主角；主演
2、lead author───首席作者；主要作者；第一作者
3、hv lead───高压引线
4、commanding lead───遥遥领先
5、lead───n.领导；铅；导线；榜样；vi.导致；用水砣测深；vt.领导；致使；引导；指挥；n.(Lead)（英）利德（人名）
6、lead to───导致；通向
7、lead frame───引线框，（双列直插式）焊接框架，铅框架；引线框；引脚框架
8、extension lead───伸长引线
9、lead crystal───铅晶质玻璃；铅水晶
1、Application of Air Lead-in Concrete to Highway Surface Construction and the Management───引气混凝土在路面施工中的应用及管理
2、In the twenty years that the Clean Air Act has mandated unleaded gas use in the United States, the lead accumulation worldwide has decreased significantly.───在《清洁空气法》强制要求美国使用无铅气体的二十年里，铅在世界范围内的累积量显著下降。
3、Lead weights and air cylinders encumbered the divers as they walked to the shore.───当潜水员们走向海岸时，铅坠和氧气缸让他们步履维艰。
4、Application of Frequency Conversion Timing in Control System of Air Lead Fans for the Boiler───变频调速在供暖锅炉鼓引风机控制XiTong中的应用
5、Lead in air, mercury in food and other chemicals can result in long-term, often irreversible effects, such as infertility, miscarriage, and birth defects.───空气中的铅、食品中的汞和其它化学品可造成长期并且通常不可逆转的结果，例如不孕症、流产和出生缺陷。