英语词汇“covariance for cluster sampling”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	covariance for cluster sampling
释义	covariance for cluster sampling 🌏整群抽样协方差
随便看	screw testing interferometer screw structure screw stud screw stud for feed cam roller screw sufficiently screws up screw support for adjusting regulator screw surface screw surface parts screw surface temperature screw swilling power machine screw swinging angle screw swinging mechanism screws with Screws with Knurled Resin Heads screw symmetry screw symmetry axis screws you screw system screw takeup screw take-up screwtap screw tap screw-tap screwtape