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【单选题】
齿轮泵的流量调节可采用:A.
、进口阀；
B.
出口阀；
C.
旁路阀
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Which information does the outer ring of a compass rose on a nautical chart provided? ( )
A.
variation
B.
true directions
C.
magnetic directions
D.
annual rate of variation changes
【单选题】某装修公司采购1000m2花岗岩，运至施工现场。已知该花岗岩出厂价为1000元/m2，运杂费30元/m2，当地供销部门手续费率为1%，当地造价管理部门规定材料采购及保管的费率为1%，单位材料量检验试验费为3元/m2，则这批花岗岩的材料费用为( )万元。
A.
104
B.
152
C.
105
D.
102
【单选题】某装修公司采购1000m2花岗岩，运至施工现场。已知该花岗岩出厂价为1 000元/m2，运杂费30元/m2，当地供销部门手续费率为1%，当地造价管理部门规定材料采购及保管的费率为1%，单位材料量检验试验费为3元/m2，则这批花岗岩的材料费用约为（ ）万元。
A.
152
B.
105
C.
104
D.
102
【单选题】【单选】Which information does the outer ring of a compass rose on a nautical chart provide?
A.
Variation
B.
True directions
C.
Magnetic directions
D.
Annual rate of variation change
【单选题】Which information does the outer ring of a compass rose on a nautical chart provide?
A.
True directions
B.
Magnetic directions
C.
Variation
D.
Annual rate of variation change
【单选题】One should be ready to help others, ____________?
A.
shouldn't one
B.
is he
C.
are you
D.
aren’t you
【多选题】What are the obvious missing pieces during the outbreak of Ebola. A. No group of epidemiologists ready to go. B. No medical team ready to go. C. No one to look at treatment approaches and diagnostics....
A.
No group of epidemiologists ready to go.
B.
No medical team ready to go.
C.
No one to look at treatment approaches and diagnostics.
D.
No one to figure out what tools should be used.
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