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...
The Gynecologic Cancer Foundation led the effort for agreement on common symptoms.妇科癌症基金会领导了这项关于共同症状的研究.Objective To explore ultrasound diagnosis value in gynecologic acute abdomen.目的探讨超声诊断在妇科急腹症的应用价值.Objective : To intr...
While so preoccupied, he forgot his usual cautiousness.在这么乱想的时候, 他忘了素日的谨慎.He was too preoccupied with his own thoughts to notice anything wrong.他只顾想着心事,没注意到有什么不对。At nightfall, he returned to the rickshaw yard dead - beat...
果肉颜色是由类胡萝卜素和花青素两者所造成的.Fruit flesh color involves the production of both carotenoids and anthocyanins.糊粉层中花青素的形成涉及到许多基因.Many genes are involved in the formation of anthocyanin pigments in the aleurone.PAL活性和花青素含量上升.PAL ac...