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【判断题】
209HS转向架摇枕吊由40Cr制成，调质处理，加工后进行电磁探伤。( )A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】下列关于 ROM 的说法,不正确的是 ( )
A.
R0M 不是内存而是外存
B.
ROM 中的内容在断电后不会消失
C.
CPU 不能向 ROM 随机写入数据
D.
ROM 是只读存储器的英文缩写
【简答题】请说出图示5中开关对应的灯光名称( ) 。
【单选题】The structure of “I was standing just outside the doorway of a Wal-Mart, offering a “thank you” and a smile to each person who dropped a donation into my red kettle” is
A.
The subject is “I” and the predicate is “was standing” “offering a ‘thank you’ and a smile to …” is an adverbial of manner to modify “was standing”. In the phrase “offering.. to… ”, “who dropped a donation into my red kettle” is an attributive of “each person”.
B.
The subject is “I” and the rest part is predicate, center of which is “was standing…” . “offering a ‘thank you’ and a smile to …” is an adverbial of manner to modify “was standing”. In the phrase “offering.. to… ”, “who dropped a donation into my red kettle” is an attributive of “each person”.
C.
The subject is “I” and the rest part is predicate, center of which is “was standing…” and “offering … to …”. In the phrase “offering.. to… ”, “who dropped a donation into my red kettle” is an attributive of “each person”.
D.
The subject is “I” and the rest part is predicate, center of which is “was standing…” . “offering a ‘thank you’ and a smile to …” is an adverbial of manner to modify “was standing”. “who dropped a donation…” is an attributive of “a Wal-Mart”.
【简答题】当数字除以零时,将出现____错误信息。
【简答题】防晒指数 SPF 的含义是 Sun potection factor SPF15 的含义
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