Clinical Analysis of the Effect on Treatment of Femoral Neck Fracture by Two Nonparallel and Nonintersection Hollow Compression Screws Fixation
非平行不相交两枚空心加压螺钉治疗股骨颈骨折疗效分析
Factors influencing fixation rate in digital ink jet printing
影响喷墨印花固色率的因素
Domestic desert resource is abundant very much, in recent years we grow large-acreage shrubs in order to hurricane lamp, sand-fixation, preserve water and soil, meliorate ecological system, maintain zoology balance.
我国沙荒地资源非常丰富。近几年来,为了防风固沙、保持水土、改善生态系统、维持生态平衡,我国大面积种植沙生灌木。
Methods After fixation by perfusion seem and fractured tissue , by light microscopy and transmission electron microscopy.
方法灌流固定后半薄超薄切片光镜和电镜下观察.
Internationally, research effort has been focused on biological nitrogen fixation in legume/ graminaceae system due to environmental problems and energy crisis causing by irrational fertilizer N use.
近年来,在不合理施用氮肥所带来的环境问题和过度依赖石化能源所产生的能源危机双重压力下,国际上对豆科在间作农业和混作牧草中的固氮作用研究十分重视。
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