[单项选择]()适用于室外已有或未来需建设室外分布系统的场景,覆盖室内时,一般适合目标覆盖区域的建筑结构简单,穿透损耗较小的建筑物,例如:建筑结构简单的居民区等;覆盖室外时,一般适合目标覆盖区域较为空旷的区域,例如:工业、科技园区等。 A. 室内独立放装; B. 室内分布系统合路; C. 室外独立放装; D. 室外分布系统合路。
第31题: [单项选择]下列关于肉芽肿性炎的叙述正确的是() A. 肉芽肿只见于慢性炎 B. 为巨噬细胞增生形成的结节状病灶 C. 不会有浆细胞存在 D. 其发生与体液免疫反应的介导有关 E. 肉芽肿病灶中类上皮细胞的巨噬能力最强 参考答案:B 答案解析:肉芽肿性炎以炎症局部巨噬细胞及其衍生细胞增生形成结节状病灶为特征。
第32题: [单项选择]Since the Great Depression, the United States government has protected farmers from damaging drops in grain prices. A. slight B. surprising C. sudden D. harmful 参考答案:D 答案解析:[解析] damaging:有损害的。与harmful(有害的)意思相近。The rays of the sun, in excess, can be very harmful. 过量的阳光可能会非常
第33题: [单项选择]{{B}}Passage One
Questions 26 to 28 are based on the passage you have just heard.{{/B}} A. She wanted to buy a car. B. She wanted to joke with the bank. C. The bank is the cheapest place in New York to park her car. D. She will go to Europe on business. 参考答案:C 答案解析:[听力原文]26-28
A blonde lady Walks into a New York City Bank and asks for the loan officer. She sa