外国文献阅读 Readings of Foreign Literature ; history of western ancient architecture

国外文献 foreign literature

外国专利文献 foreign patent documents

外国参考文献 Foreign References

器国外文献 rotary drum dryer

国外灰色文献 Chinese and foreign grey literature ; foreign grey literature

阅读国外文献 Reading Foreign Literature

国外研究文献综述 Summary of foreign research literature ; Study Abroad literature overview