坐骨神经经过骨盆上称为坐骨大孔的开口，通常走行于梨状肌的下方，因此梨状肌的疾患或痉挛或导致与坐骨神经痛症状相似的腿痛。

The sciatic nerve travels through an opening in the pelvis called the greater sciatic foramen, and typically runs below the piriformis muscle.

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隧道孔由孔口大、孔内小的“锥子”状转变为孔口小、孔内大的“垒球棒”状。

SEM images indicate that the morphologies of tunnel pits are transformed from the shape like as a cone to a baseball bat after adding PSSA.

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隧道孔由孔口大、孔内小的“锥子”状转变为孔口小、孔内大的“垒球棒”状。

SEM images indicate that the morphologies of tunnel pits are transformed from the shape like as a cone to a baseball bat after adding PSSA.

youdao