模型中考虑了钢轨抗弯刚度、扣件刚度、基础刚度、滑床台、护轨及间隔铁等因素的影响。
In the model, the flexural rigidity of rails, the rigidity of fastenings, the rigidity of subgrade, slide plate, guard rail and spacer block are taken into account.
grunberg的团队创造了由两片几个原子厚的磁性铁，之间隔着一层无磁性的铬层的三明治。
Grunberg's team created a sandwich of two several-atom-thick layers of magnetic iron separated by a layer of nonmagnetic chromium between them.
小剂量多频次静脉补铁与间隔补铁均能改善MHD患者贫血、增加铁储备，且疗效相同。
Repeated low-dose iron supplementation and intermittent iron supplementation can improve anemia in MHD patients, and have the same effect.
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