英语词汇“natural bitumen”的英文翻译、意思、用法、释义-英汉汉英词典-MRM资料网

单词	natural bitumen
释义	natural bitumen 【地质学】天然地沥青以上来源于：《21世纪大英汉词典》
随便看	printed circuit的意思 printed circuit accessories的意思 printed circuit assembly的意思 printed circuit assembly--pca的意思 printed circuit assembly，pca的意思 printed circuit block的意思 printed circuit board的意思 printed-circuit board的意思 printed circuit board fabricating processes的意思 printed circuit board layout的意思 printed circuit board partition的意思 printed circuit board (pcb)的意思 printed circuit board routing的意思 printed circuit boards的意思 printed circuit board socket的意思 printed circuit board socket，pcbs的意思 printed circuit board testing的意思 printed circuit board test language的意思 printed circuit board 印刷电路板的意思 printed circuit board，pcb的意思 printed circuit card的意思 printed circuit connector的意思 printed-circuit defects的意思 printed circuit direct current motor的意思 printed circuit edge connector的意思