sa中文什么意思

Sa ＝【化学】元素钐的符号 (＝Samarium)。

• the sa:    苏格兰法”
• acari sa:    阿卡里山
• aguapei sa:    阿瓜佩伊山

例句与用法

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1. For an extended image, sa would reduce the contrast and degrade the details .
   对于一个扩展的图象，球差会减少反衬度并使图象的细节模糊。
2. From the sa node, electrical impulses spread through the heart muscle to trigger the heartbeat .
   从窦房石结出来的电脉冲传播到心脏肌肉触发心脏跳动。
3. This is particularly important when the conducting tissues between the sa node and the ventricles fail only from time to time .
   尤其在窦房结和心房之间的传导组织有时发生故障时这点尤为重要。
4. An "atrially triggered" pacemaker can pick up the signals directly from the sa node and strengthen them before passing them to the ventricles .
   一种“心房触发式心博器”就能从窦房结直接接收这种信号，并在传送到心房去之前还能将这种信号进行放大。
5. Sa : i will have an absolute straight up , please
   山：我来一杯不加冰的纯伏特加。