成熟卵泡直径为() ["8~10mm","10~15mm","12~18mm","18~25mm","22~30mm"]
天行赤眼属初感疠气型,治以疏风散邪,兼以清热,常用的方剂是() ["银翘散","桑菊饮","泻肺饮","防风通圣散","驱风散热饮子"]
与强直性脊柱炎密切相关的HLA分子是() ["HLA-A5","HLA-B7","HLA-B8","HLA-B27","HLA-DR3"]
下列关于柱、梁、板,说法不正确的是()。 ["柱子是独立支承结构的竖向构件","梁是跨过空间的横向构件","板是直接承担其上面的平面荷载的平面构件","柱、梁和板,只能是预制的,不可在工地现制"]
下列哪些细胞间相互作用受MHC-Ⅰ类分子限制() ["Tc与靶细胞","Th与B淋巴细胞","Th与Ts细胞","Mφ与靶细胞","APC与Th细胞"]
简述系统结构图设计过程的步骤。