孕妇在整个孕期钠的适宜摄入量（AI）是（） ["1200mg／d","1500mg／d","1800mg／d","2000mg／d","2200mg／d"]
铁路桥涵工程施工质量验收标准规定桥梁支座安装前应检查哪些内容？
孕妇、乳母磷的适宜需要量（AI）为（） ["1200mg／d","1000mg／d","800mg／d","700mg／d","600mg／d"]
鉴别腹膜内型和腹膜外型的膀胱破裂，最好的方法是（） ["导尿","测漏试验","膀胱造影","膀胱镜检查","B超"]
乳母膳食钙的适宜摄入量（AI）为（） ["600mg／d","800mg／d","1000mg／d","1200mg／d","1500mg／d"]
铁路桥涵工程施工质量验收标准规定检验批的质量验收资料检查应包括哪些内容？
