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【多选题】
根据《机械设备安装工程施工及验收通用规范》，下列关于地脚螺栓、垫灌浆的说法中正确的有（）。A.
安装地脚螺栓前应对预留的杂物等进行清除，对地脚螺栓表面油法和氧化皮等进行清除，对螺纹部分应涂大量油脂和螺栓保护套
B.
地脚螺栓的类型、数量、直径、规格尺寸根据随机文件规定进行核查无误后方可进行地脚螺栓的安装
C.
预留地脚螺栓的螺栓的安装，其预留中的混凝土必须达到设计强度的60%以上方可拧紧螺栓
D.
根据设计文件或设备随机技术文件规定对施工单位申报的垫铁材料证明资料进行复查，包括垫铁材质、数量、种类进行复查，准确无误后允许进行安装
E.
预留灌浆前，灌浆处应清洗洁净；灌浆宜采用细碎石混凝土，其强度应比基础或地坪的混凝土强度高一级；灌浆时应捣实，并不应使地脚螺栓倾斜和影响设备的安装精度
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A.
encountered
B.
endangered
C.
endeavored
D.
e nlarged
【简答题】你希望过平静、轻松的生活 符合 难以回答 不符合
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A.
what to do with
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how to do
C.
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D.
to do it
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A.
Both of them belong to adverse reactions
B.
S ide reaction occurs when the dose is normal
C.
Both of them can be avoided
D.
T oxic reaction can be predicted
【单选题】The government has ______ to forbid the employment of children under the age of 16.
A.
endeavored
B.
endangered
C.
encountered
D.
enlarged
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A.
satisfaction
B.
substitute
C.
symptom
D.
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【简答题】The government ______ to forbid the employment of children under the age of 16.
【单选题】The government has ______ to forbid the employment of children under the age of 16.
A.
enlarged
B.
endeavored
C.
endangered
D.
encountered
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