铝合金检验时发现有外观质量不合格的试样时,判该批材料不合格。
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为保证结晶器的传热效果,其水缝中冷却水的流速应保持在3~5m/s为宜。
A. 正确
B. 错误
全塑电缆接续长度及扣式接线子的排数应根据电缆对数、电缆直径及封合套管的规格等来确定。50对电缆接线子排数为4排。
A. 正确
B. 错误
You have a computer that runs Windows XP Professional. You replace the video graphics adapter in the computer and restart the computer. You discover that the hardware acceleration features of the video graphics card fail to function. You verify that the new video graphics adapter is certified for Windows XP Professional. You need to ensure that the hardware acceleration features of the video card function. What should you do?()
At the command prompt, run sigverif.exe.
B. Install the most up-to-date driver for the video graphics adapter.
C. Restart the computer in Safe Mode. Copy a new version of the vga.dll file to the computer.
D. Restart the computer in VGA Mode. Copy a new version of the vga.dll file to the computer.&e
习近平总书记所阐述的“中国梦”其具体内涵包括()。
A. 国家富强
B. 民族振兴
C. 人民幸福
D. 社会和谐
E. 文化昌盛