The utility model discloses a hinge for an insulating cover of a steel ladle, which comprises a fixed slot, a rotating slot, a rotating shaft, a pin key, a pin slot, and a supporting arm.

本实用新型公开了一种钢包保温盖铰链，该机构包括固定槽，转动槽、转动轴、销键、销槽支撑臂。

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This key architectural feature acts as a central pin through the main section of the residence.

这个重要的特性像一个大头针穿过主剖面牢牢地钉在这个房子上。

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Of course, to thwart the scheme you could simply place your hand over the entire keypad to impart heat to every key after you punch in your PIN.

当然，想要破坏这个阴谋，你就只需在键入密码后将整个手掌放在键盘上，这样分布在键盘上的热量就均匀了。

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In Phyfe's lyre-back chairs, the lyre features a key-ended tuning pin on the right side and a peg-shaped end on the left, suggesting an authentic musical instrument rather than a mere design motif.

WSJ: Duncan Phyfe | Furniture for a Young Nation | By Barrymore Laurence Scherer