APA (7th ed.) Citation

(2020). 一种新型的环工形左手材料单元.

Chicago Style (17th ed.) Citation

一种新型的环工形左手材料单元. 2020.

MLA (9th ed.) Citation

一种新型的环工形左手材料单元. 2020.

Warning: These citations may not always be 100% accurate.