亦称为胚索(germinal cord)。进行表面卵裂的一些节肢动物的卵,其卵裂核随着卵裂的进行而逐渐接近卵的表层,进而达到周质(periplasm)与之合成一体,形成单层细胞层。此细胞层称为囊胚层(blastoderm,或称胚膜)。
Whitman证 明:①水蛙胚胎的中胚层胚带(germ band)和神经胚带 分别形成肌肉和腹神经索;②中胚层胚带和神经胚带分别 由成中胚层细胞和成神经细胞发育而来;③成中胚层细胞 和成神经...
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发生学专业词汇英语翻译G-2-SCIdict学术词... ... 胚层 Germ-layer,Embryonal layer,Germinal layer 胚带 Germband,Germinal band 胚带 Germinal band,germband ...
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·2,447,543篇论文数据,部分数据来源于NoteExpress
投资者对厂房的交付状态有不同的要求。从毛胚房到带基本设备的全装修厂房。
Different investors have different requirements in delivering the workshops from the workshop without basic equipment to the workshop with the whole decoration.
实验表明,单倍体的上述同工酶区带数和活力与同胚期的二倍体比较,差异甚大。
The results show that there are many differences in activities and bands between their corresponding isozymes.
虽然由过去之文献已知添加具有二羟基结构的塑化剂可改善此种不良现象,但塑化剂的添加往往伴随著薄带强度的降低且对生胚烧结后的致密度有负面的影响。
There are some papers proposed adding plasticizer which has di-hydroxyl group structure to improve this bad phenomenon but adding plasticizer will decrease the strength and density of green body.
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