单词	threshold ratio
释义	threshold ratio 阈值比
随便看	density profile density-proportional factor density range density ratio density reactivity coefficient density recorder density reference scale density-related process density relief density resistance density-resistivity method density response density rule density scale density scale height density section density segregation density sensor density separation density shelving density slicer density slicing density specific impulse density(specific mass) density (specific mass) 望断清波无双鲤望断翠峰十二望断行云无觅处望断高唐路望昭阳宫殿孤鸿没望晴檐多风望月西江里望望下章台望望不见君望来已是几千载 59253 59254 59255 59256 59257 59258 59259 59260 59261 59262