多支盘桩是一种较好的桩型,与直孔桩相比,具有显著的技术经济效益。其单方混凝土承载力为相应的直孔桩的()以上。
A.50%
B.150%
C.2倍
D.4倍
参考答案:C
My friend came to school _________,I told him I ______about her.
A.calm; add up
B.loose; face to face
C.upset; was concerned
D.entire ; set down
农村五保供养包括哪些内容?