The machine performed its feat merely by crunching numbers faster than any other computer had managed before.
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The difference is that, unlike Deep Blue, EHW continually crops and refines its search algorithm— the sequence of logical steps it takes to find a solution.
医用红外线的波长范围是
A. 0. 76~100 pm
B. 1.5~3 putm
C. 0, 76~400 μm
D. >1000 pm
E. 0.76~1000 μm
关于紫外线说法正确的是
A. 短波紫外线生物学作用较弱，色素沉着作用明显，红斑反应也很弱
B. 长波紫外线的波长为180~280nm
C. 中波紫外线对细菌和病毒有明显杀灭和抑制作用
D. 紫外线波长越短穿透能力越弱
E. 紫外线的穿透能力与波长无关
软组织急性化脓性感染的早期浸润阶段，采用紫外线照射，一般采用
A. 亚红斑量
B. 红斑量
C. 超红斑量
D. 弱红斑量
E. 以上均不对
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