longitudinal resistance中文什么意思

纵向阻力

• longitudinal:    adj. 1.经度的，经线的。 2. ...
• resistance:    n. 1.抵抗，反抗，抗拒，抵御；敌 ...
• longitudinal resistance derivative:    纵向空气动力导数

例句与用法

1. Above all , with the data acquired by tests , this thesis has analysized the lateral resistanc , longitudinal resistance and rail creep etc between ballast and sleeper before and after mass machine work , discussed the effect of mass machine on stability of continuously welded rail track , reseached the change regularity of fastening - down temperature of rail , which is resulted by mass machine work , and have settled the suitable range of work temperature which guarantees the stability of jointless railway . what ' s more , this thesis has put forward the appropriate work pattern , work temperature and work area for mass machine work in future . at the same time , this thesis has given rational suggestions about some conditions worth of attention in production of mass machine , which can in return raise the work productiveness of mass machine . at last , this thesis has considered formulating reasonable measures for operation organization and work standard , so that mass machine work can play an important role in maintenance , which can reduce work load , raise work efficiency and maintenance cost in daily maintenance
   本文通过实测的各种数据，分别对大机作业前后道床对轨枕的横向阻力、纵向阻力、钢轨爬行情况等进行深入分析，进一步探讨大机作业对无缝线路稳定性的影响，研究大机作业引起的锁定轨温的变化规律，确定保证无缝线路稳定的合适作业轨温范围。为我国今后的大型养路机械作业提出合理的作业方式、合适的作业轨温和作业地段，同时对大型养路机械作业中应注意的问题提出合理化建议，为大型养路机械作业提供更高的安全保障，进一步提高大机作业效率。最后，对工务段在大机作业中的配合制定完善的施工组织措施及作业标准，使大机作业在养护维修中发挥更大的作用，为工务段日常的养护维修减少工作量，提高劳动效率，降低维修成本。