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【判断题】
预探井是指在油气勘探的圈闭预探阶段，在地震详查的基础上，以局部构造(圈闭)、新层系或构造带等为对象，以发现油气田(藏)、取得储集层物性资料、计算控制储量和预测储量为目的而钻的探井。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】This temperature is an indication of the amount of fuel burnt in the cylinder concerned and , in general , temperature of all the cylinders should be---- with each other
A.
in different
B.
the same
C.
in close agreement
D.
in different agreement
【简答题】The ice melted ____ at this temperature. A) very fastly B) most fastly C) fastly D) fast
【简答题】At this temperature the ______ becomes plastic.
【单选题】The graph shows how the activity of an enzyme varies with temperature. What is the best or optimum temperature for this enzyme and at what temperature is the enzyme not working?
A.
best:30 ° C ;not work:0 ° C
B.
best:30 ° C ;not work:60 ° C
C.
best:50 ° C ;not work:0 ° C
D.
best:50 ° C ;not work:60 ° C
【单选题】During a heating process, the temperature of an object rises by 20 °C . This temperature rise is equivalent to a temperature rise of
A.
36 R
B.
36 K
C.
52 o F
D.
293 K
【单选题】At a certain temperature, if the pressure is lower than the saturated vapor pressure at this temperature, the state of the substance is ( )
A.
Saturated vapor
B.
Saturated liquid
C.
Supercooled liquid
D.
Superheated steam
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