短喇叭 的英文怎麼說
中文拼音 [duǎnlābā]
短喇叭
英文
short horn-
There was a great tooting and clanging.
響起了一陣短而尖的喇叭聲和叮當聲。This dissertation is mainly concerned about the radiation of the tem - horn arrays which radiate uwb ( ultra wideband ) pulse, it mainly involves three parts : theory, numerical stimulation and experiment. the uwb antenna is a new research field in the world which has many differences from nb ( narrow band ) antenna. the most difference is that the uwb antenna such as tem - horn radiates nanosecond pulse which has wide frequency spectrum, but the nb antenna radiates single frequency signal
超寬帶天線是一項新興的研究領域，它與窄帶天線有很多不同之處，最根本的不同在於：超寬帶天線例如tem喇叭天線是輻射納秒級短脈沖信號，這種脈沖信號有很寬的頻譜；而窄帶天線大都是輻射單一頻率時諧信號的。Connect the line to handle good when connect the line can t is firm the power cable and signal line together, can affect the signal because of the alternate current. the signal line or trumpet line can t all tie knot, and would otherwise affect the tone color. signal line or trumpet line over long want to change short. many signal line all contain direction, and don t get mistake
接線處理要得當接線時不可把電源線與信號線扎在一起，因交流電會影響信號。信號線或喇叭線均不能打結，否則會影響音色。信號線或喇叭線過長要改短。
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