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【单选题】
气阀启闭时刻的动作规律直接是由________控制。A.
气阀机构
B.
气阀传动机构
C.
凸轮
D.
凸轮轴传动机构
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皮皮学刷刷变学霸
举一反三
【单选题】在MySQL的命令行中调用带有一个参数的存储过程sp和存储函数fn的正确方法分别是
A.
CALL sp('p1'), SELECT fn('p1');
B.
SELECT sp('p1'), CALL fn('p1');
C.
CALL sp('p1'), CALL fn('p1');
D.
SELECT sp('p1'), SELECT fn('p1');
【单选题】He was once turned down by a primary school for lack of ________ practical teaching experience. But now he has turned out to be one of ________ best teachers in the city.
A.
a; a
B.
/; the
C.
the; the
D.
a; the
【单选题】在MySQL的命令行中调用存储过程sp和函数fn的方法分别是
A.
CALL sp(), SELECT fn()
B.
SELECT sp(), CALL fn()
C.
CALL sp(), CALL fn()
D.
SELECT sp(), SELECT fn()
【单选题】脊髓灰质炎的特异性预防是
A.
消灭苍蝇
B.
隔离病人 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
C.
注射丙种球蛋白
D.
口服脊髓灰质炎活疫苗
E.
以上都对
【简答题】It was in the village____the businessman was born and brought up _____he built a hope primary school. A that ; that B.where; that C.where ; which D. that ; which
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