下列不属全身性水肿病因的是()
A.尿毒症
B.肝硬化
C.低蛋白血症
D.丝虫病
E.右心衰竭
参考答案:D
解析:局部性水肿见于血栓性静脉炎、丝虫病、局部炎症、创伤或过敏等。
_____is known to us all is that we should do as much as we can ______ stop the pollution of the environment.
A.It; help
B.What; to help
C.As ; to help
D.That ; help
已知来料方坯尺寸为150mm×150mm×3000mm,经过Φ550开坯机轧制后,轧件面积为90mm×90mm方坯。求总延伸系数?