由深至浅法是利用14种识别方法进行综合识别X射线机图像的方法，对图像按颜色由深至浅、形状由小至大和区域由里至外的顺序进行综合识别的一种方法。
参考答案：错
下面属于我们应该积极培养的学习习惯是（ ）
A．三天打鱼，两天晒网
B．临时抱佛脚，考前搞突击
C．有科学合理的计划，并能够持之以恒
D．一手画圆，一手画方
Open Shortest Path First(OSPF)is a (71) routing algorithm that (72) work done on theOSI IS-IS intradomain routing protocol. This routing, as compared to distance-vector routing,requires (73) processing power. The (74) algorithm is used to calculate mutes. OSPFrouting table updates only take place when necessary, (75) at regular intervals.
A．but rather
B．rather too
C．rather than
D．rather that
