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【单选题】
下面关于化疗药物的描述正确的是?( )A.
顺铂属于抗肿瘤抗生素类的代表药之一 。
B.
长春新碱属于肿瘤抗代谢药类的代表药之一 。
C.
阿糖胞苷属于烷化剂的代表药之一。
D.
环磷酰胺属于烷化剂的代表药之一。
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参考解析：
知识点：
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A.
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B.
my being aware of
C.
be aware of
D.
my awareness
【简答题】熟石灰的主要化学成分是Ca答案：OH2。
【多选题】与往复泵比较,说明螺杆泵的特点?
A.
结构简单零件总数为相同工作参数往复泵的55%，易损件总数为往复泵的17%
B.
体积小、重量轻重量为相同工作参数往复泵的20%
C.
流量均匀，压力稳定，无脉动
D.
衬套螺杆副的制造工艺较复杂，使用寿命低
【单选题】维生素B5的辅酶形式是 ,起的作用是 。
A.
焦磷酸硫胺素；脱羧反应的辅酶
B.
FMN，FAD；氧化还原酶辅酶
C.
辅酶A；酰基转移酶的辅酶
D.
NAD+，NADP+；氧化还原酶辅酶
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相关题目：
【单选题】维生素B5的辅酶形式是 ,起的作用是 。
A.
焦磷酸硫胺素；脱羧反应的辅酶
B.
FMN，FAD；氧化还原酶辅酶
C.
辅酶A；酰基转移酶的辅酶
D.
NAD+，NADP+；氧化还原酶辅酶