Cover plate 262 is generally circular in shape and defines an inner recess 264 dimensioned to correspond to, and mate with, cylindrical recess 244 in valve body 212.是什么意思_Cover plate 262 is generally circular in shape and defines an inner recess 264 dimensioned to correspond to, and mate with, cylindrical recess 244 in valve body 212.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句