The lifting lug 1 is provided with a holding screw the axis of which is perpendicular to the axis of the lifting lug 1.

所述的吊耳套1上设置有紧定螺钉，紧定螺钉的轴线垂直于吊耳套1的轴线。

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The sustainability of perforating casing with screw holding is analysed by using the finite element software ANSYS.

文章利用ANSYS有限元分析软件，对螺旋布孔射孔套管的承载能力进行了分析。

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Loosen the screw holding the junction box cover to the top of the water heater. Set the cover aside.

卸下热水器顶部接线盒盖上的固定螺丝。把盖子放在旁边。

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The basic design is the same -- it's a chunky slab of thick, ribbed, soft-touch plastic and rubber, with a sizable chrome screw holding the backplate in place.

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He twists one into a plastic block, and moments later a graph on the laptop screen shows the screw's tension holding steady, even when jostled.

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