当钢筋混凝土预制桩运输和打桩时，桩的混凝土强度应达到设计强度的（）。
A、50%D
暂无解析
Wehopedthatyouwilldealwithourrequesthonestly.
Ifyouarewillingtobuythewholelotonceandforall,wecangrantyouadiscountof8%ontheprice.
根据我国国际货运代理行业主管部门——国家商务部的有关规定，中国国际货运代理企业业务备案工作由（）负责具体组织实施。
It’sourhopetocontinuewithconsiderablebusinessdealingwithyou.
Therestorationofoldbuildingsinmajorcitiesthroughouttheworldofteninvolvesnumerousgovernmentexpenditure.Thismoneywillbringmorebenefitsifitisusedtoprovidenewhousingorroaddevelopment.Towhatextenddoyouagreeordisagree.
