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【简答题】
可变荷载分项系数的符号 __。
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举一反三
【单选题】Mark was a student at this university from 1999 to 2003, he studied very hard and was made Chairman of the Students’ Union. [ ]
A.
during which time
B.
for which time
C.
during whose time
D.
by that time
【单选题】Contrary to the opinion of the public, the chairman decided to appoint _______ he thought was equal to the job.
A.
who
B.
whomever
C.
whom
D.
whoever
【多选题】混凝土重力坝安全监测设计应注意下列( )事项。
A.
配合坝体构造设计，合理布置观测廊道和观测站
B.
为监测设施提供良好的交通、照明、防潮、防风、排水、保温及保安条件
C.
监测设施的埋设安装，应减少施工干扰。仪器和电缆应有可靠的保护措施
D.
根据理论计算或模型试验成果，对主要监测项目宜提出预计的测值变化范围。1级和2级重力坝重点监测坝段的位移值和扬压力值，宜提出警戒值
【简答题】请所有同学在9月30号,国庆节放假前,按照班长分配的内容,以文件的形式,将准备好的课件上传到学习通。 本次按时上传作业,计40分。
【单选题】下列有关转子流量安装的注意事项，错误的是（）。
A.
实际的系统压力不得超过流量计的工作压力
B.
环境温度和过程温度不得超过流量计规定的最大使用温度
C.
为避免管道变形，配合连接的法兰必须在自由状态，以消除应力
D.
为避免管道振动和最大限度减小流量计的轴向负载，流量计应有牢固的支架支撑
【单选题】The chairman says he needs an assistant that he can ______ to take care of problems that may occur in his absence.
A.
count on
B.
resort to
C.
look up to
D.
seek after
【单选题】下列关于工业锅炉压力表安装注意事项的表述，错误的是（）。
A.
当压力表所测介质温度大于60℃时，二次门前应装U型或环型管
B.
当锅炉工作压力低于2.5 MPa表压时，压力表精度不应低于2.5级
C.
压力测点应选择在管线的直线段上
D.
新装的压力表必须经过计量部门检验，铅封不允许损坏，压力表不许超过检验使用年限
【单选题】___ surprised me most was ____ he was too late for the important meeting, for he was chairman of it.
A.
What; why
B.
That; how
C.
What; how
D.
That; why
【单选题】Why did Hill lose his job? 查看材料
A.
He got angry with his boss．
B.
He always got to work late．
C.
He was frequently sick and absent from work．
D.
He made a mistake in the accounting．
【简答题】Why did Hill lose his job?
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