为展示“走进汉字历史，探究自行变化”的研究性学习成果，请给下面的《汉字字形演变表》配

Bluetooth is a universal radio interface in the (71) frequency hand that enables portable electronic devices to connect and communicate wirelessly via short-range, ad hoc networks. Each unit can simultaneously communicate with up to (72) other units per piconet. Moreover, each unit can simultaneously (73) to several piconets. Eliminates the need for wires, cables and connectors for and between cordless or mobile phones, modems, headsets, PDAs, Computers, printers, projectors, local area networks, and so on, and paves the way for new and completely different devices and applications. Technology Characteristics (74) symbol rate exploits maximum available (75) bandwidth。

A．1.95GHz

B．2.45GHz

C．4.45GHz

D．11.45GHz

干燥箱的温度控制系统主要由感温器、放大器、接触器等组成。

下列各项，不是癌病病因的是（）

A.六淫邪毒

B.七情怫郁

C.饮食失调

D.久病伤正

E.误治失治

财政机制在城市规划实施中有重要地位，以下哪项为其表现形式（）

A．政府按城市规划的要求，通过公共财政预算拨款，直接投资兴建某些重要的城市设施 

B．政府通过融资来促进和限制某些投资和建设活动 

C．政府有偿出让国有土地使用权，为城市建设筹集资金 

D．政府借贷以解决实施城市规划的资金缺口