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【简答题】
某施工单位承接了长55.8km的平原区二级公路路面施工，路面面层采用C30水泥混凝土，基层为水泥稳定碎石，底基层为级配碎石。全线均为填方路堤，平均填方高度为2～4m，填方边坡坡面未做坡面防护处理。路面结构如下图所示。 该工程采用清单计价，施工合同中的清单单价部分摘录见下表： 施工单位采用轨道式摊铺机摊铺机进行面层施工。在进行混凝土面层铺筑前，施工单.位做的准备工作有：模板的加工与制作测量放线、导线敷设、铺设轨道、摊铺机就位和调试。现将施工单位的部分技术要点摘录如下： ①施工中采用一次性塑料模板； ②模板拆除混凝土抗压强度不小于5.0MPa时方可进行； ③根据拌和物的黏聚性、均质性及强度稳定性试拌确定最佳拌和时间； ④混凝土入模前，应检查坍落度，控制在配合比要求坍落度±1cm范围内； ⑤采用清除接缝中夹杂的砂石等后，及时做灌浆处理。 写出图中8×12×100预制块构筑物的名称和作用。
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举一反三
【简答题】The committee agreed that his papers a wider circulation because of their essential and fundamental interest to a larger audience.
【简答题】The committee agreed that his papers __a wider circulation because of their essential and fundamental interest to a large audience.
【单选题】After describing the planned improvements, she went on _______ how much they would cost.
A.
to explain
B.
explaining
C.
to be explaining
D.
having explained
【单选题】. She said she was in great need of such a table and asked me how much________table would cost.
A.
such a beautiful wooden round
B.
one such beautiful round wooden
C.
one such round beautiful wooden
D.
such a round beautiful wooden
【单选题】The committee agreed that his papers ___ a wider circulation because of their essential and fundamental interest to a larger audience.
A.
proceed
B.
grant
C.
lodge
D.
deserve
【单选题】The committee agreed that his papers ____ a wider circulation because of their essential and fundamental interest to a larger audience.
A.
preserved
B.
conserved
C.
deserved
D.
reserved
【单选题】根据梯度风的关系,在自由大气层中闭合高压系统的风向应为:
A.
南、北半球均逆时针旋转
B.
北半球逆时针旋转，南半球顺时针旋转
C.
南、北半球均顺时针旋转
D.
北半球顺时针旋转，南半球逆时针旋转
【单选题】The chairman of the committee agreed to the proposal that the issue _____ put to the vote.
A.
is
B.
was
C.
be
D.
were
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