我建议有胸背痤疮的人使用。

I recommend this for people with chest and back acne.

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目的研究正常人胸背动脉(TDA)血流动力学。

Objective To access the normal parameter of thoracodorsal artery (TDA) blood flow.

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能：锻炼上臂、胸、背、腹部肌肉力量。

Function: Exercise the upper arms, chest, back and the abdomen muscle strength.

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头容正，肩容平，胸容宽，背容直。

Keep your head upright, shoulders horizontal, chest broad, back straight.

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头容正，肩容平，胸容宽，背容直。

Keep your head upright, shoulders horizontal, chest broad, back straight.

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