Development of such distributed feedback heterostructure lasers requires crystal growth on corrugated layers.研制这种分布反馈双异质结构激光器要求在皱折层上生长出单晶层.We produce metal plates and corrugated sheets in different thicknesses.我们生产不同厚度的金...
There is tension in the region following the killing of seven civilians.随着7名平民被杀害，该地区局势紧张起来。The authorities say six civilians have been killed in two separate attacks.当局声称在两次不相关的袭击中已有6名平民丧生。The odds are stacked against c...
A和D细胞还散布在外分泌部和胰导管上皮及周围结缔组织中,并常伸出旁分泌样胞质突起.Theparacrine - like cytoplasmic processes aere found in some A and D cells.G细胞可能同时具备内分泌 、 旁分泌和外分泌方式.G cells may possess endocrine, paracrine and exocrine functions simultaneously....