[機(jī)] 普通軸承,滑軸承 needle roller thrust besring: 推力滾針軸承it is plain that: 平平的aggradated plain (aggradation plain): 加積平原;填積平原aggradation plain (aggradated plain): 加積平原;填積平原delta plain(daltaic plain): 三角洲平原下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯