spiral造句271. A mathematical model for an ovoid spiral scanning system with airborne laser for underwater object detection is developed and a scheme for dot matrix uniformity optimization is proposed.
272. You will obtain a smooth and durable flexible cable harness with overlapping bandaging as with spiral bandaging .
273. We studied the attenuation electromagnetic wave in conductive dielectric materials by the logarithmic spiral method in the paper.
274. The new economy does not mean we'll never have anther recession or even a deflationary spiral.
275. Objective To investigate the value of multi-detector row spiral CT (MDCT) portography in assessing the portosystemic collateral vessels in liver cirrhosis with portal hypertension.