| 摘要 |
A method and apparatus involve: configuring a wall portion to have an opening therethrough and to have a first annular surface extending around the opening; supporting on a circuit board an electrical connector having a plurality of electrical contacts and having a second annular surface; and resisting fluid flow from one side of the wall portion to an opposite side thereof through the opening, including compressing between the first and second annular surfaces a seal ring having third and fourth annular surfaces that respectively engage the first and second annular surfaces, the electrical contacts each having a portion that is accessible through the opening.
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