The upper blade is connected with the lower blade through a pin shaft and a chute.

上叶片与下叶片通过销轴和滑槽连接。

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The LED light source is connected with the battery arranged at the lower part of the upper blade through a wire.

所说的LED光源通过导线与设置在上叶片下部的电池连接。

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Home-made mechanical slitting device using "upper blade to bottom blade slot" slitting method is equipped with this machine.

该机器采用国产机械盘刀进行分切原料，采用的切割方式上刀片对应底刀套剪切。

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The rotator cuff, a group of tendons and muscles connecting the upper arm to the shoulder blade, is also important to paddling.

WSJ: For the Love of Surfing and Wine Country

He struggled to breathe against the dextrorotated pressure of his ribs, stretching farther and farther to the side, very early one morning, until he felt a flat pop in the upper part of his back and then pain beyond naming somewhere between his shoulder blade and spine.

NEWYORKER: Backbone

In other words, a new metal "ball" is attached to the shoulder blade, or scapula, and a plastic cup is put at the upper end of the humerus bone.

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