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- The underlying cause is environmental through air borne toxins as well as toxins in the water supply or food supply. 潜在致因是环境中藉由空气传播的毒素，以及水源或食物源所带来的毒素。
- Pressure-compensated air bearings are used on both ends of the trunnion axis. 耳轴两端各用一压力补偿空气轴承。
- It was found that the transmissions of Sal.enteritidis infection in the duck flork could be induced by oral route through feeding materials and drinking water or by air borne route of infection. 方法研究经饲料、饮水口服和空气传播引起感染的情况。结果肠炎沙门氏菌在鸭群中可经饲料、饮水由消化道或经空气传播从呼吸道进入而引起发病。
- This method are with a high accuracy and real time application,and can be applied in the calculation of allowable launching area of air to air missile in air borne fire control system. 提出了一种确定目标进入角的原理和方法,这种原理和方法具有较高的计算精度和实时性,易于工程实现,可用于机载火力控制系统完成空对空导弹允许发射区计算。
- Filled Teflon can be used as tabbing rings, piston rings, bearing material and sealing material. 填充四氟制品可做导向环、活塞环、轴承材料、密封材料等。
- The influence of porosity in oil bearing material on oil extraction is described. 本文主要描述了物料的多孔性对油脂制取的影响。
- Interim Air Borne Target Acquisition System 临时机载目标捕获系统
- In the end, it introduces the development of the bimetallic bearing material and combination technology for bearing bush. 最后介绍了用于轴瓦的双金属轴承材料和复合工艺的发展。
- National Advanced Air Borne Command Post 国家高级空中指挥所
- air borne systems for traffic surveillance 空中交通检测
- Light steel keel is new-style material, it is becomes with cold turn of galvanization armor plate, classics or punch ceiling and framework bearing material. 轻钢龙骨为新型材料，它是以镀锌钢板、经冷弯或冲压而成的顶棚和骨架支承材料。
- 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。
- Air Borne and Surface Early Warning 空中和地面预警
- The trunnion assembly is supported by air bearings at the end of each arm and is held in position by brake shoes at each bearings. 耳轴组件的支承是每根臂末端的空气轴承，轴承上的闸瓦起定位作用。
- Chosen the jet eductor of air bearing equipment,paper introduced the structure、work elements and design method of jet educator. 以气浮设备中的射流器设计为例,介绍了射流器的结构、工作原理和设计方法。
- Some methods for the preparation of porous oil bearing material, such as saturated Water Cooking, mechanical pressing, pelleting with evaporating and extruding etc. are also reviewed. 同时,还介绍了几种多孔性物料的制备方法,如饱和水份蒸坯法、机械压榨法、造粒蒸发法以及膨化法等。
- The stability of bearing materials is of utmost importance to the stability of the gyro. 轴承材料的稳定性对陀螺仪的稳定性是极为重要的。
- Abstract：Testing interference torque is needful to ascertain the parameters of air bearing testbed and it is the preparation for dynamic simulation by air bearing testbed. 摘要：测量气浮台干扰力矩是气浮台参数标定的需要，也是气浮台动力学仿真试验的一项重要前期工作。
- The influence of the operating temperature on the bearing materials, particularly the material of the sliding layer, must be considered when selecting the type of bearing. 选择轴承类型时,必须考虑工作温度对轴承材料的影响,特别是对滑动层材料的影响。
