皮皮学,免费搜题
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【单选题】
下列尼龙品种中,耐磨性最佳的是( )
A.
PA-6
B.
PA-66
C.
PA-610
D.
PA-1010
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举一反三
【单选题】When a feature remains in its existing charted position but has a change of characteristic, _____ command is used on a chart.
A.
 MOVE
B.
DELETE
C.
AMEND
D.
SUBSTITUTE
【单选题】以下地址中,不是子网掩码的是( )
A.
255.255.0.0
B.
255.255.248.0
C.
255.241.0.0
D.
255.254.0.0
【单选题】流行性脑脊髓膜炎的特征性临床表现是
A.
恶心呕吐
B.
颈项强直
C.
皮肤黏膜瘀点瘀斑
D.
头痛
E.
高热
【判断题】当代作家迟子建的散文《一滴水可以活多久》文笔细腻、柔婉、从容,让人感受到生命的自然本义。(   )
A.
正确
B.
错误
【单选题】When a feature remains in its existing charted position but has a change of characteristic, _____ command is used on a chart. A. MOVE
A.
DELETE
B.
AMEND
C.
SUBSTITUTE
【单选题】以下子网掩码不正确的是
A.
255.255.248.0
B.
255.255.255.0
C.
255.0.224.0
D.
255.255.255.248
【单选题】The demand for real money balances is generally assumed to:
A.
be exogenous.
B.
be constant.
C.
increase as real income increases.
D.
decrease as real income increases.
【单选题】以下地址中,不是子网掩码的是()
A.
255.255.255.0
B.
255.255.0.0
C.
255.241.0.0
D.
255.255.254.0
【判断题】web系统后端主要负责完成系统功能,包括数据存取,系统安全。
A.
正确
B.
错误
【单选题】When a feature remains in its existing charted position but has a change of characteristic,_____ command is used on a chart.
A.
DELETE
B.
AMEND
C.
SUBSTITUTE
D.
MOVE
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