A.圆孔
B.卵圆孔
C.棘孔
D.茎乳孔
E.破裂孔
[单选题]A.65%B.75%C.85%D.90%E.95%
[单选题]A.90°B.60°C.57°D.29°E.25°
[单选题]A.90°B.60°C.57°D.29°E.25°
[单选题]A.①一②—④—⑤—⑦B.①—③一④—⑤—⑥一⑦C.①—④一⑤—⑦D.①一②—④—⑤—⑥一⑦
[单选题]A.395B.408C.415D.418
[单选题]A.3.98B.4.83C.2.73D.15.8
[单选题]A.3.98B.4.83C.2.73D.15.8
[单选题]A.3.98B.4.83C.2.73D.15.8