機械性弱點 的英文怎麼說
中文拼音 [jīxièxìngruòdiǎn]
機械性弱點
英文
mechanical weakness- 機 : machineengine
- 械 : 名詞1. (器械) tool; instrument 2. (武器) weapon 3. [書面語] (枷和鐐銬之類的刑具) fetters, shackles, etc
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 弱 : Ⅰ形容詞1 (氣力小; 勢力差) weak; feeble 2 (年幼) young 3 (差; 不如) inferior 4 (接在分數或...
- 點 : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
- 機械性 : mechanicalness
- 機械 : 1. (利用力學原理組成的各種裝置) machinery; machine; mechanism 2. (死板; 刻板) mechanical; inflexible; rigid
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However, the traditional dc motor uses brush so as to switch the phases, so there are relative mechanical frictions. then it comes out many fatal failing, such as yawp, spark, wireless disturb, etc. what " s more, its making cost is high, its maintain is also difficult, therefore its application is greatly limited
直流電動機具有運行效率高和調速性能好等諸多優點,但傳統的直流電動機均採用電刷,以機械方法換向,因而存在相對的機械摩擦,由此帶來了噪聲、火花、無線電干擾以及壽命短等致命弱點,再加上製造成本高及維修困難等缺點,從而大大地限制了它的應用范圍。
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