深圳市第一家实施综合一体化物业管理的住宅小区是什么?
参考答案:
1990年,由深圳市莲花物业管理有限公司对深圳市微、福利房住宅小区—莲花二村实施综合一体化物业管理。
A circle graph shows how the MegaTech corporation allocates its Research and Development budget: 14% microphotonics; 24% home electronics; 15% food additives; 29% genetically modified microorganisms; 8% industrial lubricants; and the remainder for basic astrophysics. If the arc of each sector of the graph is proportional to the percentage of the budget it represents, how many degrees of the circle are used to represent basic astrophysics research ?()
A. 8°
B. 10°
C. 18°
D. 36°
E. 52°
某公司有1000台主机,则必须给它分配()个C类网络。为了使这些子网汇聚成一个超网,则指定的子网掩码应该是()。
为了使这些子网汇聚成一个超网,则指定的子网掩码应该是()。
A.255.240.0.0
B.255.255.0.0
C.255.255.252.0
D.255.255.255.252