The tribological test results showed the borate containing nitrogen had good antiwear, friction-reducing performance and load-carrying capacity.
摩擦学试验表明：含氮硼酸酯在水中具有良好的减摩抗磨性能和承载能力。
Abstract: Friction drag is the major part of the total drag of a transport, so reducing it is essential for improving the performance and reducing the cost of a transport.
摘要：摩擦阻力占民机总阻力的很大比例，减少摩阻对改善民机性能和降低成本具有重要意义。
Friction drag is the major part of the total drag of a transport, so reducing it is essential for improving the performance and reducing the cost of a transport.
民机受到的摩阻占其总阻力很大比例，减少摩阻对改善民机性能和降低成本具有重要意义。
Friction drag is the major part of the total drag of a transport, so reducing it is essential for improving the performance and reducing the cost of a transport.
民机受到的摩阻占其总阻力很大比例，减少摩阻对改善民机性能和降低成本具有重要意义。
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