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【单选题】
影响切削力的因素有( )、切削用量和刀具角度。 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>A.
工件的大小
B.
工件材料
C.
工件韧性
D.
工件的成分
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【单选题】The number of listeners is becoming larger because __________．A． the radio is eas
A.
28． The number of listeners is becoming larger because __________． A． the radio is easy to carry
B.
the radio is good for blind people and many old people
C.
the radio can be used at any time
D.
A，B and C
【单选题】The security men changed their usual ___ and collected the money at a different time.
A.
route
B.
routine
C.
line
D.
means
【简答题】市场环境调查是以一定的地区为对象 , 有计划地搜集关于人口、 、 、 和 等情况的资料。
【简答题】3×5= 4×7= 8×4= 30×5= 40×7= 80×4= 300×5= 400×7= 800×4=
【简答题】the traffic was heavy yesterday , we got to the bus station on time ( )A. Although B. Unless C. Since D. D. \
【简答题】Section B 26. The New York Times ____ (be) popular with those statesmen. 27. The people in your town are far ____ (friendly) than we expected. 28. Injury problem could____ (short) basketball player's ...
【单选题】The journey around the world took the old sailor nine months , the sailing time was 226 days.
A.
of which
B.
during which
C.
from which
D.
for which
【简答题】The price of petrol is much( high ) now than it was this time last year.
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