босоо тэнхлэгийн нөлөөллийн зарчим. ДБ микро цахиурын хурдны хайрцаг . 1 pact structure and small volume with planetary transmission principle input shaft and output shaft in the same axial line make the type size as small as possible. 2.WB mini cycloid speed reducer using single transmission with high speed ratio and high