英语词汇“harmonic pencil”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	harmonic pencil
释义	harmonic pencil 谐波射线束
随便看	doctrine of stare decisis doctrine of state immunity doctrine of strict compliance doctrine of strict construction doctrine of style doctrine of substantial compliance doctrine of superemacy of law doctrine of supremacy of law doctrine of tactics doctrine of taste doctrine of territorial law doctrine of the bipolarity of affections doctrine of the church doctrine of the holy spirit doctrine of the mean doctrine of the mean thought doctrine of the presumption of innocence doctrine of the principal coordination doctrine of the same origin of mind and body doctrine of the wages fund doctrine of the wages-fund doctrine of three classes of human nature doctrine of traditional chinese medicine doctrine of two clocks doctrine of two origin of mind and body