vla的例句大全

By using the spectrum observation data obtained from three VLBI observatories in the U. S., the clock differences of hydrogen masers in NRAO and HRAS are calculated related to the VLA maser.

利用美国三台站VLBI谱线观测资料，计算NRAO和HRAS氢脉泽钟相对于VLA的钟差和钟速差。

In this study, The mRNA expression of VLA-4 in bone marrow mononuclear cells was measuerd by RT-PCR.

研究采用逆转录-聚合酶链反应(RT -PCR )法检测慢性再障患者治疗前后骨髓单个核细胞VLA -4 的mRNA表达水平.

Both these cells express VLA-4 , VLA-5 integrins and the SCF receptor ( c-kit ).

CD34~+细胞和Mo7e细胞高表达VLA -4 、 VLA -5 整合素及SCF受体c -kit,是研究SCF /c-kit 信号活化整合素受体机制的理想细胞模型.