旋轉(zhuǎn)彈試驗(yàn) rocket testing: 火箭試驗(yàn)rocket sled testing: 炎箭滑車試驗(yàn)rocket-testing instrumentation: 火箭測(cè)試設(shè)備wing rocket testing: 用火箭進(jìn)行機(jī)翼試驗(yàn)rotating beam fatigue testing machine: 旋轉(zhuǎn)梁式疲勞試驗(yàn)機(jī)下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯