Chinese translation for "primary source material"

原始生油物质

Example Sentences:

1.

Primary source materials and video resources are much more available than for the 40s covered by the last volume . hence , the number of words and stills has also increased , constituting harder editing and translation work 由于影片数量激增，编译更费力，而且原始文献及影像资料远较四十年代丰富，全卷书的字数及图片都相应增多。

Similar Words：

"primary sore" Chinese translation, "primary sort key" Chinese translation, "primary sound producers" Chinese translation, "primary source" Chinese translation, "primary source assembly" Chinese translation, "primary source text" Chinese translation, "primary sources" Chinese translation, "primary space" Chinese translation, "primary space allocation" Chinese translation, "primary space target" Chinese translation