横行的纤维即接索则把成对的两个神经节连在一起.The transverse fibres or commissure unite the two ganglia of a pair.在哺乳动物细胞中脑磷脂和神经节苷脂可能执行同样的功能.Those in mammalian cells, the cerebrosides and gangliosides, may perform similar functions.交感神经的神经节位于心...
Stencil manufacturing techniques include chemical etching, laser cutting and electroforming.钢网制作技术包括化学腐蚀, 激光切割和电铸.As a new fabrication technology , micro electroforming i.微电铸,又称精密电铸,是一种全新的微细加工技术.This article mainly expla...