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【单选题】
门子200PLC中，CPU224 型PLC本机I/O点数为＿＿＿＿＿。A.
14/10
B.
8/6
C.
24/16
D.
14/6
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】有关矩阵图的说法错误的是( )。
A.
矩阵图是从问题的各种关系中找出成对要素L1，L2，L3，…，Li，…，和和R1，R2：R3，…，Rj，…，Rn用数学上矩阵的形式排成行和列，在其交点上标示出L和r各因素之间的相互关系，从中确定关键点的方法
B.
在分析质量问题的原因、整理顾客需求、分解质量目标时，将问题、顾客需求、质量目标放在矩阵图的上边
C.
在分析质量问题的原因、整理顾客需求、分解质量目标时，将问题的原因，顾客需求转化来的质量目标或针对质量目标提出的质量措施列在矩阵图的左边
D.
在矩阵图中，通常用◎表示关系密切
E.
在矩阵图中，通常用△表示可能有关系
【单选题】Which of the following is the same as the underlined part in the example? The point is, many parents do this habitually.
A.
He was determined to prove this point .
B.
Of course everyone may do this, but that is not the point .
C.
At some point during the vocation, he wanted to go back home.
D.
This is only true up to a point .
【多选题】The ( ) and ( ) of a pair of ( X , Y ) coordinates determines the X and Y distances of a point from the origin and the quadrant in which the point is located.
A.
value
B.
point
C.
sign
D.
G90
【单选题】The point is that no medicine is ________ for children when they are infected with the hand-foot-mouth disease (HFMD). [ ]
A.
alternative
B.
absurd
C.
available
D.
harmony
【简答题】r____ a. 有关的,切题的
【单选题】Why does the professor say this:
A.
She doesn't think the point is very important.
B.
She is trying to finish the lecture on time.
C.
She thinks the idea will fit in better later on.
D.
She doesn't want the student to interrupt her.
【单选题】The point is that the new, the different, is almost by __________ scary.
A.
definition
B.
limitation
C.
declaration
D.
origin
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