LESSION 3 SHAFT DESIGN鸡茸蘑菇汤Shafts are usually of circular cross ction; either solid or hollow ctions can be ud. A hollow shaft weighs considerably less than a solid shaft of comparable strength,
Quiz III (Unit 5)Number _________ Name ___________ Class __________ Score __________I. Fill out the blanks with appropriate prepositions/ adverbs. (1’* 10= 10’)1. Stop taking the medicine