1.in 1967 , as a result of experiments with new materials , KEF developed a new range of loudspeaker parts .
在1967年，由于试验，新材料，经营者总协会制定了一系列新的扬声器部分。
2.Police in Tunisia have shot dead two people who were among a crowd which attacked a police station in the northern town of Kef.
突尼斯斯西北部卡夫市的一个警察局遭示威者围攻，警察向人群开枪造成两人死亡。
3.ShenZhen KEF industrial equipment Co. , Ltd.
深圳市极而峰工业设备有限公司
4.The new design offers only, in real terms, a better consistency, executed by KEF to maintain the standard.
在真实的情况中，此一新的设计提供了较好的一致性，由KEF掌控以维持其标准。