螺槳盤面積 的英文怎麼說
中文拼音 [luójiǎngpánmiànjī]
螺槳盤面積
英文
area of propeller disc- 螺 : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
- 槳 : 名詞1. (劃船用具) oar; paddle 2. (螺旋槳) propeller
- 盤 : Ⅰ名詞1 (盤子) tray; plate; dish 2 (形狀或功用像盤的東西) sth shaped like or used as a tray pl...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 積 : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
- 螺槳 : screw propeller
- 面積 : [數學] area
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Area of propeller disc
螺槳盤面積The running condition would be deteriorated and at last the parts of the engine would be damaged if the revolution were reduced too low. the propeller must be redesigned or be modified in this situation. people usually modify the propeller rather than change the propeller because it will be more easily and economical
此時若要更換新的螺旋槳必然造成經濟上過重的負擔,較方便可行的方法是對原來的螺旋槳採取切邊修改的方法,減少螺旋槳的直徑、盤面積或螺距,使螺旋槳的扭矩減小,螺槳變「輕」 。Disc area ratio or area ratio
圓盤面積比螺槳
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