单词	coal valve
释义	coal valve 煤阀
随便看	spectral background spectral band spectral band absorption spectral bandpass spectral band replication spectral bands spectral band width spectral bandwidth spectral bandwidth at half maximum spectral bat spectral blocking spectral branch spectral brightness spectral broadening spectral buffer spectral calculation spectral calibration spectral carbon rod spectral centroid spectral centroid of light spectral channel spectral character spectral characteristic spectral characteristic curve spectral characteristic measurement 鸿2 鸿3 鸿4 鸿业远图鸿俦鹤侣鸿儒硕学鸿函钜椟鸿商富贾鸿图华构鸿断鱼沉 43027 43028 43029 43030 43031 43032 43033 43034 43035 43036