小瓣

Calyx saucer-shaped; sepals minute.

花5瓣。花萼茶托状；萼片小。

Other associated cardiac abnormalities included atrial septal defect in 39, patent ducts arteriosus in 17, insufficiency of mitral valve in 9 and moderate to severe pulmonary hypertension in 52. The operations were performed under cardiopulmonary bypass at moderate to low flow, moderate hypothermia and cold crystalloid cardioplegia.

其中合并房间隔缺损或者卵圆孔未闭39例，动脉导管未闭17例，二尖瓣关闭不全9例，中度以上肺动脉高压52例。148例患者均在中度低温、中低流量体外循环下行VSD修补术和合并畸形矫治，VSD补片修补85例，直接缝合63例；其中施行小切口心脏不停跳手术23例。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。