vt.為改善性能而進(jìn)行的處理(選礦；選集)

The new technology has the beneficiate and the disadvantage for us . 高新技術(shù)對(duì)我們既有利又有弊.

Since Shenzhen is a rather hot area in summer, connections between different buildings are designed to beneficiate of the natural ventilation. 此外，在夏天，深圳氣候十分炎熱，為此德拉日先生設(shè)計(jì)了不同建筑間的連橋以此來(lái)改善自然的通風(fēng)效果。

Keywords Lysozyme;polyacrylic;beneficiate;eggshell; 溶菌酶;聚丙烯酸;富集;

Keywords Copper deposit Beneficiate Development situation; 銅礦;選礦;發(fā)展現(xiàn)狀;