Experiments prove that the segment is sharp and endurable,and has a satisfactory performance cost ratio. 試驗表明，該工藝制備的金剛石刀頭鋒利耐用，并具有良好的性能價(jià)格比。
The diamond sawing blade manufactured by this method can process marble and granite with high efficiency and low cost. 研究表明，該方法制備的新型金剛石刀頭鋒利耐用并具有良好的性能價(jià)格比。
Only low cost or high costeffectiveness interventions are included at this level. 在這個(gè)治療水平中僅僅包括消費最低和性?xún)r(jià)比最高的干預措施。
The performance-price ratio of this desktop computer is pretty good. 這款家用臺式電腦的性?xún)r(jià)比還不錯。
