干式厂低变冷却方式?
参考答案:
干式厂低变冷却方式:空气自冷(风冷)。
________ is often the case with children, Tom was completely better by the doctor arrived.
[ ]
A. That
B. What
C. How
D. As
公安技术科学的研究,主要是围绕有关公安工作的技术手段、装备现代化进行的研究工作。 ( )