急性肾小球肾炎患儿血沉恢复的时间一般是()
A.1~2周
B.3~4周
C.4~6周
D.8~12周
E.4~6个月
参考答案:D
The step in the financial statement analysis framework that includes making any appropriate adjustments to the financial statements and calculating ratios is best described as:()
A. gathering the data.
B. reporting the conclusions.
C. processing the data.
塑件的壁厚要求(),否则会因冷却和固化速度不同引起(),从而在塑件内部产生内应力,导致塑件翘曲、产生缩孔甚至开裂等缺陷。