皮皮学，免费搜题
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【单选题】
与糖酵解途径无关的酶是A.
己糖激酶
B.
烯醇化酶
C.
醛缩酶
D.
丙酮酸激酶
E.
磷酸烯醇式丙酮酸羧激酶
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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】They spent on the work.
A.
two hour and a half
B.
two hours and a half
C.
two and a half hour
D.
two and half hours
【简答题】数控机床的种类很多,如果按加工轨迹分则可分为?
【单选题】数控机床的 种类 很多,如果按加工 轨 迹分 则 可分 为 ( ) 。
A.
开环 控制数控机床、 闭环 控制数控机床
B.
二 轴 控制数控机床、三 轴 控制数控机床和多 轴 控制数控机床
C.
点位控制数控机床、直 线 控制数控机床和 连续 控制数控机床
D.
金属切削 类 数控机床、金属成形 类 数控机床、数控特 种 加工机床等
【单选题】数控机床的种类很多，如果按加工轨迹分则可分为（ ）。
A.
二轴控制、三轴控制和连续控制
B.
点位控制、直线控制和连续控制
C.
二轴控制、三轴控制和多轴控制
D.
一般数控机床与加工中心
【单选题】A half hour before test time, I was afraid to look in the mirror. But I had to assess the damages. After all, there were cute guys in this class. Granted, they would be worrying more about the final t...
A.
Perhaps because he didn't like his own appearance.
B.
Perhaps because he didn't prepare enough for the test.
C.
Perhaps because he was afraid to look at his utterly battled look for the previous sleepless night.
D.
Perhaps because he had too many worries about the damages brought to his health due to his busy preparation for the test.
【简答题】阅读下列文章,在空白处填上合适的单词(完整单词) getting, told, lived, cooked, come Dear Sandy, Thanks for your email. I've arrived at home safe and sound. My grandparents ___1___ in a small town thirty mi...
相关题目：
【单选题】数控机床的种类很多，如果按加工轨迹分则可分为（ ）。
A.
二轴控制、三轴控制和连续控制
B.
点位控制、直线控制和连续控制
C.
二轴控制、三轴控制和多轴控制
D.
一般数控机床与加工中心