质核比即质荷比mass charge ratiom/z曾用m/e是离子质量以相对原子质量单位计与它所带电荷以电子电量为单位计的比值
房室束细胞比移行细胞大、核染色质多、肌丝和肌原纤维及其分支也多、闰盘发达完整。
The cells in the HB were larger than the transitional cells, with abundant chromatin in the nuclei, more myofibers and myofibrils and branches. The intercalated disks were well developed.
它的细胞质来自埃塞俄比亚，细胞核产自印度。
Its cytoplasm came from Ethiopia and its nucleus from India.
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