不过没有用机械方式做到这点的说明书。
though there's no instruction book on a mechanical means to do this.
在焊接之前，你可能需要用一些小胶圈以机械方式把导线固定。
You may have to mechanically attach your new wires with tiny loops before soldering.
尝试直接拔出插头，测试表明在该位置时接头不能通过机械方式分开。
By attempting to simply pull the connectors apart, test that the connection in this position can no longer be mechanically separated.
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