Using radioligand of binding assay of receptors determinates that betaine can inhibit the binding of EGF receptor with EGF and affect the TPK activity conspicuously.

应用受体的放射配基结合分析法测定出甜菜碱对大鼠肝细胞膜表皮生长因子受体（EGF）及其酪氨酸蛋白激酶（TPK）有显著的结合抑制作用。

Although regionality determinates the status of geography in knowledge, there has inherent a logistic conflict between the regionality itself and the abstract of theoretical models.

区域性决定了地理学的学科地位，但区域性本身与理论模型的提炼确实存在着内在的逻辑冲突。

The paper researches the technology of recycling the copper and nickel from the electroplating sludge, determinates the best technology condition of extracting the separated copper and nickel.

研究了从铜镍电镀污泥中回收铜和镍的工艺，确定了萃取分离铜和镍的最佳工艺条件。

Compared the sample test result of two kinds of methods, It proves the meth - od that flame atomic absorption spectrometer determinates Pb, Cr, Ni in stainless steel food container is feasible.

同时比较了两种方法的样品测试值，证实火焰原子吸收光谱法测试不锈钢食具中的铅、铬、镍切实可行。