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【单选题】
光圈f/16比f/8少（ ）级曝光A.
2
B.
4
C.
１／２
D.
1／４
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】下列哪项不符合缺铁性贫血的叙述：（）
A.
好发年龄上6个月~2岁
B.
6个月后婴儿易发生缺铁性贫血，主要原因是未及时添加含铁丰富的辅食
C.
口服铁剂给药时间最佳选择是两餐之间（餐后2小时）
D.
重度贫血并发心功能不全或感染者可给予输血
E.
骨髓象以原红与早幼红细胞增生为主
【单选题】下列哪项不符合缺铁性贫血的叙述:( )
A.
好发年龄是6个月一2岁
B.
6个月以后婴儿易发生缺铁性贫血,主要原因是未及时添加含铁丰富的辅食
C.
口服铁剂给药时间最佳选择是餐后2h
D.
重度贫血并发心功能不全或感染者可给予输血
E.
骨髓象以原红与早幼红细胞增生为主
【单选题】Dialogue 1 Vocabulary precinct /ˈpriːsɪŋkt/ n. the office of a police department in a particular area bizarre /bi'za:/ a. strange or unusual 3. unidentified /ˌʌnaɪˈdentɪfaɪd/ a. unknown or impossible ...
A.
He was returning home from a party.
B.
He just got off work when he saw the UFO.
C.
He was driving home from a restaurant.
【单选题】Determine the output of the following program. int main() { int i, j, m = 0; for(i=1 ; i<=15 ; i+=5) for(j=3 ; j<=19 ; j+=3) m++; } printf("%d\n",m);
A.
12
B.
15
C.
18
D.
25
【简答题】德州仪器公司的Z-Stack 3.0是个( )的协议栈。
【单选题】It is implied that the main impact that gene transfer between crops and weeds could have is.
A.
the rapid development of unintended plant hybrids
B.
the collapse of the agricultural industry
C.
the development of pest and herbicide-resistant weeds
D.
the difficulty to determine the given nature of current research
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