productive resistance

基本解释

The experimental study results are available for reference in the diffuser design and the resistance reduction of the diffuser in the productive mines.
实验研究结果可供扩散塔的设计和生产矿井扩散塔的减阻工作参考。
Even so, the lesser problems of resistance continue to gnaw away at medicine, hurting people and diverting resources from more productive uses, often in the countries that can least afford it.
即使如此，抗药性所导致的一些次要问题正在损害人们的健康并使药物得不到充分利用，这通常发生在那些无力承担的国家之中。
Its productive material chooses hard alloy raw material from vietnam which is of blade cutting tool have such characteristics as precise dimension. Easy clamping and good abrasion-resistance etc.
原料质量稳定、可靠，生产的硬质合金成品刀片、刀具，具有尺寸精确、易夹紧、耐磨性好等特点。