古代埃及（）是设在寺庙内，专门培养僧侣的学校，其教学内容主要有天文、数学、建筑学、水利学、医学及科学等。
A. 文士学校
B. 僧侣学校
C. 职官学校
D. 宫廷学校
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将二进制数10010101转换为十进制数，正确的是（）。
A. 148
B. 269
C. 267
D. 147
Excessive alkalinity of the water in an auxiliary boiler can cause （）.
A. caustic embrittlement of the boiler metal
B. acidic corrosion of the boiler metal
C. hard scale deposits on the boiler tubes
D. etching of the heat exchange surface
Which of the following statements concerning cylinder liner wear is true?（）
A. Liner wear is distributed equally between the upper and lower portions of the cylinder
B. Excessive liner wear causes wear between piston ring and groove
C. Excessive, but uniform liner wear will not cause wear between piston ring and groove
D. Liner wear is normally greatest in the middle of the cylinder
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