试验采用的预应力筋锚具(夹具、连接器)组装件,应由锚具(夹具、连接器)的()组装而成。
A.夹具部分零件
B.主要受力零件
C.全部零件
D.预应力筋
参考答案:C, D
属于中度营养不良的指标是()
A.体重下降10%~20%
B.血清白蛋白30~35g/L
C.血清转铁蛋白1.50~1.75g/L
D.上臂肌围60%~80%
E.淋巴细胞总数(1.2~1.7)×109/L
— Have you seen the CCTV news on TV?
— Yes, children had a good festival on the Children's Day. [ ]
A. millions of; sixty
B. ten million; sixty
C. millions of; sixtieth
D. ten millions; sixtieth