One is blood lymph that offers some useful materials for the oocyte to synthesize vitelline material directly through follicle cell gaps;
它包括两部分物质来源：一部分是由血淋巴通过滤泡细胞间隙向卵母细胞提供合成卵黄物质；
These small gaps between nerve cell endings have to be just the right size for messages to transmit properly.
这些介于神经细胞终端之间的微小间隙必须大小合适才能够使信息得以正确传送。
When macrophages and lymphocytes migrate through the endothelium, temporary wide gaps may appear, but the edges of endothelial cells are always abut on the surface of migrating cell.
当巨噬细胞或淋巴细胞穿越内皮时，可出现临时性间隙，内皮边缘与穿越细胞相贴。
The results of the plane wave method with super cell shows: (1) photonic band gaps exist in the guided modes of the photonic crystal slabs.
平面波超元算法的结果表明：(1)平板光子晶体导模中存在带隙。
The results of the plane wave method with super cell shows: (1) photonic band gaps exist in the guided modes of the photonic crystal slabs.
平面波超元算法的结果表明：(1)平板光子晶体导模中存在带隙。
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