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【单选题】
数控机床诞生于A.
英国
B.
德国
C.
美国
D.
法国
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皮皮学刷刷变学霸
举一反三
【单选题】The active sentence is given first. Complete the passive sentence with the correct verb to match the same tense as the active sentence. A: Two instructors scored the tests. P: The tests ________ score...
A.
are
B.
were
C.
have been
D.
will be
【单选题】The active sentence is given first. Complete the passive sentence with the correct verb to match the same tense as the active sentence. A: Two instructors score the tests. P: The tests ________ scored...
A.
are
B.
were
C.
have been
D.
will be
【单选题】下列对于障碍区的说法错误的是?( )
A.
最常见的障碍区沙坑，水面和植物
B.
是指任何沙坑和水体障碍
C.
是高尔夫球场中的重要景观
D.
障碍区在在高尔夫球场中没有辅助运用功能
【简答题】假定生产X产品使用A、B两种要素，则A的价格下降必导致B的使用量增加。( )
【单选题】The active sentence is given first. Complete the passive sentence with the correct verb to match the same tense as the active sentence. A:Two instructors will score the tests. P:The tests ________ sco...
A.
are
B.
were
C.
have been
D.
will be
【单选题】The active sentence is given first. Complete the passive sentence with the correct verb to match the same tense as the active sentence. A: Two instructors have scored the tests. P: The tests ________ ...
A.
are
B.
were
C.
have been
D.
will be
【单选题】如果岩浆岩在沉积岩形成之后侵入，则在侵入体接触带上会出现烘烤变质等现象，侵入岩中往往还残留有围岩的捕虏体，有时还被与侵入体共生的岩脉所贯入，这种关系称（ ）
A.
侵入接触
B.
沉积接触
C.
断层接触
D.
连续接触
【多选题】不同岩层或岩体相覆盖我们称为接触关系,岩浆岩与沉积岩的接触关系有侵入接触和沉积接触。沉积岩与沉积岩层之间的接触关系有(多选)
A.
整合接触
B.
平行不整合接触
C.
角度不整合接触
D.
穿插接触
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