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球(qiu)形噴口 用(yong)(yong)途：主要(yao)用(yong)(yong)于空(kong)調(diao)送(song)(song)(song)風(feng)(feng)口與人(ren)員活動(dong)范圍有較大(da)距離(li)的環境里。 當公共場所如到(dao)(dao)各種大(da)廳(ting)及裝(zhuang)配間面積(ji)很大(da)時，利用(yong)(yong)天(tian)花(hua)板(ban)送(song)(song)(song)風(feng)(feng)口不(bu)能將空(kong)氣(qi)均勻送(song)(song)(song)到(dao)(dao)或達不(bu)到(dao)(dao)效果時，這種情(qing)況下就要(yao)安裝(zhuang)在側面送(song)(song)(song)風(feng)(feng)。在送(song)(song)(song)風(feng)(feng)與室溫溫差不(bu)斷發生變化的情(qing)況下，送(song)(song)(song)風(feng)(feng)氣(qi)流將向(xiang)上熱風(feng)(feng)或向(xiang)下冷風(feng)(feng)偏移。送(song)(song)(song)風(feng)(feng)方向(xiang)還可能受外部因(yin)素的干擾，如局部對流氣(qi)流或橫向(xiang)氣(qi)流。