The third fundamental is continual, day ? by ? day insistence on improving product ivity.

第三个要素是持续的 、 每天不间断的致力于生产力的提高.

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If lymphocyte NTE act ivity were inhibited more than 69.5 % , animals suffered from delayed neuropathy.

其中NTE活性抑制≥69.5%的鸡, 在染毒后8～17天全部出现迟发性神经病症状.

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