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【单选题】
执行下列语句后 Q 的值等于 。 ...... SIGNAL E: STD_LOGIC_VECTOR (2 TO 5); SIGNAL Q: STD_LOGIC_VECTOR (9 DOWNTO 2); ...... E<=(2=>’0’, 4=>’0’, OTHERS=>’1’); Q<=(2=>E (2), 4=>E (3), 5=>’1’, 7=>E (5), OTHERS=>E (4)); ......A.
“00110100”
B.
“11011011”
C.
“00101100”
D.
“11011001”
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反馈参考答案：
举一反三
【单选题】下列有关渗漉法优点的叙述错误的是
A.
有良好的浓度差
B.
溶剂的用量较浸渍法少
C.
浸出效果较浸渍好
D.
适应于新鲜药材的浸出
E.
不必进行浸出液的和药渣的分离
【单选题】He tried every means to _______ his child _______ the bad habit.
A.
cure; from
B.
cure; of
C.
treat; of
D.
treat; from
【单选题】He was afraid of offending his boss, so he tried every means to please him.
A.
disappointing
B.
upsetting
C.
defending
D.
dissatisfying
【单选题】He tried every _____ to get _____ about the Iraq War.
A.
ways; information
B.
method; information
C.
means; some information
D.
way; an information
【简答题】建设单位招标应当具备的条件:
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