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【单选题】
甲骨、金属直到数字化屏幕,每一次汉字载体的变革都带来书写和阅读的巨大变化。这表明() ①读写技术的发展是波浪式前进的过程 ②物质资料的生产方式决定着社会的性质和面貌 ③文字载体的变化对认识活动产生重要影响 ④知识的传播方式受制于生产力发展水平
A.
①②
B.
③④
C.
②③
D.
①④
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【判断题】nodal ysis 节点分析 mesh ysis 网孔分析
A.
正确
B.
错误
【单选题】渗流量的观测可采用量水堰或体积法,当采用水尺法测量量水堰堰顶水头时,水尺精度不得低于()。
A.
1mm
B.
2mm
C.
3mm
D.
1cm
【单选题】Praise must be used wisely to ____ students who perform up to expectations and to encourage students to perform to maximum levels.
A.
complicate
B.
comply
C.
compliment
D.
compact
【简答题】Nodal ysis is based on a systematic application of , and satisfies automatically .A. KCL, KCL B. KCL, KVL C. KVL, KVL D. KVL, KCL
【单选题】Nodal ysis is based on a systematic application of ( ), and satisfies automatically ( ).
A.
KCL, KCL
B.
KCL, KVL
C.
KVL, KVL
D.
KVL, KCL
【单选题】Nodal ysis is based on an application of ( ) and mesh ysis is based on ( ).
A.
KCL,KCL
B.
KVL,KCL
C.
KVL,KVL
D.
KCL,KVL
【判断题】树中任意结点的子树不必是有序的。
A.
正确
B.
错误
【单选题】The potential at reference node or datum node is ( ) in nodal ysis.
A.
zero
B.
indefinite value
C.
arbitrary value
D.
one
【简答题】use nodal ysis
【单选题】Praise must be used wisely to _______ students who perform up to expectations and to encourage students to perform to maximum levels.
A.
complement
B.
compliment
C.
complaint
D.
component
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