pre-investment activity

The catalytic activity of several common reagents in polyurethane pre-polymerization is analyzed.

分析了几种常见的试剂在 聚氨酯预聚 反应中的催化活性.

Correlated pre-and postsynaptic activity that induces long-term potentiation is known to induce a persistent enhancement of the intrinsic excitability of the presynaptic neuron.

突触前-后神经元的相关活动能够诱导长时程增强（LTP）现象，同时也可以持续的提高突触前神经元内在兴奋性。

Experimental Study on Natural Killer Cells Activity of Fetal Cord Blood Pre-and Post-frozen

超低温冻存前后胎儿脐血中NK细胞活性的研究

The Acid-naphthyl Acetate Esterase ( ANAE) activity of the peripheral blood lymphocytes of Uygur centenarians ( 100-112 years old), pre-senile plus senile ( 50-60 years old) and young people ( 20-25 years old) was studied in this paper.

作者对新疆维吾尔族百岁老人（100～112岁）、老年前期、（50～60岁）青年（20～25岁）外周血的淋巴细胞酸性α-醋酸蒂酯酶（ANAE）活性进行了测定。

Mice given clozapine showed quadrupled AMPK activity compared to activity measured pre-drug.

鼠给药后显示AMPK活性是使用以前药物的四倍。