有限喇叭 的英文怎麼說

中文拼音 [yǒuxiànlābā]
有限喇叭 英文
finite horn
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 限 : Ⅰ名詞（指定的范圍; 限度） limit; bounds Ⅱ動詞（指定范圍, 不許超過） set a limit; limit; restrict
  • 喇 : 喇同「啦」
  • 有限 : limited; restricted; finite; a little; not much
  • 喇叭 : 1 （嗩吶） suona （a woodwind instrument）2 （管樂器） trumpet; horn 3 （揚聲器） loudspeaker; 喇...
  1. On the assumption that a cabin and a horn antenna were under the bottom of an airplane, fdtd method was applied to analyze the antenna patterns which are generally affected by the body of the airplane

    摘要假定飛機腹部加裝了某一形狀的炮艙和矩形喇叭天線，用時域有限差分法（ fdtd ）分析了這樣的外形對天線輻射特性的影響。
  2. Products catalog car mirror anti - thief lock motor lock fog lamp maintenancl light alarm system trumpet series crntr lock back - alarming radar door lock products catalog car mirror anti - thief lock motor lock fog lamp maintenancl light alarm system trumpet series crntr lock back - alarming radar door lock

    浙江銀宏汽摩附件有限公司是專業生產汽車摩托車防盜鎖汽車霧燈汽車后視鏡汽車報警器汽車中控鎖風扇喇叭
  3. Ruian shengbao auto parts co., ltd the former ruian shengbao electric horn factory is a leader manufacturer is china specialized in manufacturing series of electric horns for auto and motorcycle, up to now can produce more than 150 models. we locates in tangxia town, wenzhou city, which is known as the capital of auto and motorcycle spare parts in china

    瑞安市聲寶車業部件有限公司原瑞安「聲寶」電喇叭廠是一家專業從事汽車以及摩托車電喇叭生產的公司，公司於1990年成立，坐落在馳名中外的汽配之鄉溫州塘下。
  4. Zhejiang yueqing baijia electronics co., ltd. was found in 1998, located in zhejiang yueqing. is a collection scientific research, the production, the sale, serves a body ' s specialized electronic enterprise, main production : phone jack, various types usb plug, plug, each kind of electronic electric appliance parts and so on series, specification av, ac, dc plug, switch, loudspeaker, auto part, stable property, safe reliable

    浙江省樂清市百嘉電子有限公司創辦於1998年，位於浙江省樂清市，是一家集科研、生產、銷售、服務於一體的專業電子企業，主要生產：耳機插座、各式usb插頭、插座，各種系列、規格的av 、 ac 、 dc插座、開關、喇叭、汽車配件等電子電器元件，性能穩定，安全可靠。
  5. Sound and many kind of wood product specialist, we manufacture wide range of sound product including hi - fi speaker system, center, rear speaker, sub - woofer. wood product including audio visual

    立歌音響有限公司主要生產並出售喇叭箱、音響和電視機架、木箱、加工木製品和吊飾等等，其產品出口至日本和澳洲。
  6. A natural sounding headphone should have a gentle hump in the bass ( about 3 or 4 db ) between 40hz and 500hz. ( this compensates for the fact that headphones don ' t give you the physical punch that the sound from a speaker has ; so a slight compensation of increased bass is needed for natural sound. ) headphones also need to be rolled off in the highs to compensate for the drivers being so close to the ear ; a gently sloping flat line from 1khz to about 8 - 10db down at 20khz is about right

    這大致是說，耳機頻響曲線在低頻40 - 500赫茲間有個小的隆起是正常的，因為耳機不能象喇叭那樣給人真實的低頻沖擊力，所以在這個低頻段加強一些，聲音反而自然逼真些.另外，為避免太刺激耳朵，耳機在1000赫茲起到耳朵聽力的極限20000赫茲間應該有衰減，到2萬赫茲處比平均輸出低8 - 10分貝是正常現象
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