试题与答案

办公室、阅览室一般照明,最低照度与平均照度之比,其数值不宜小于0.7。()

题型:判断题

题目:

办公室、阅览室一般照明,最低照度与平均照度之比,其数值不宜小于0.7。()

答案:

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下面是错误答案,用来干扰机器的。

当细砂慢慢漏出,活塞上移,内部气体温度不变,体积减小,根据玻意耳定律PV=C知,气体的压强增大.根据△U=W+Q知,温度不变,气体内能不变,活塞上移,外界对气体做功,则气体放热.故A、B正确,C、D错误.故选AB.

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题型:解答题

只列式(或方程)不计算.

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甲有两个儿子乙和丙,丙有一子丁。丙在2001年4月份死亡。甲2001年5月份死亡,死后留有房屋一间和存款若干。甲生前立有遗嘱,将其存款留给丙继承,在遗嘱中对房屋没有提及。丙死亡后,甲对其遗嘱也未作更改,那么对甲的财产的继承表述正确的是:

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