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【单选题】
某基础,上部结构和基础自重传至基底的压力P=130kPa,若地基土的天然重度为γ=18.5kN/m3,地下水位在在地表下10m处,当基础埋置在()深度时,基底附加压力正好为零。A.
d=5.68m
B.
d=7.03m
C.
d=8.03m
D.
d=6.03m
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举一反三
【单选题】The main duty of a __________ to maintain and repair facilities in the guestroom.
A.
repairman
B.
bellman
C.
porter
D.
receptionist
【简答题】Section B Conversation
【单选题】The main duty of a __________ to receive guests and help them check in and check out.
A.
repairman
B.
bellman
C.
porter
D.
receptionist
【简答题】Section B Conversation
【简答题】阅读理解 Section B
【单选题】What is the main duty of the Preventive Service Task Force?
A.
To make precautions against the spread of disease.
B.
To help public learn about the indicators of disease.
C.
To decide whether some medical checks are necessary.
D.
To judge if the doctors are qualified for what they do.
【判断题】Six Rites are Nacai, Wenming, Naji, Nazheng, Qingqi and Returning to the bride's parents' home.
A.
正确
B.
错误
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