<p id="yt9yt"></p>

<noscript id="yt9yt"><ins id="yt9yt"><var id="yt9yt"></var></ins></noscript>

<thead id="yt9yt"></thead>

BOM

BOM

百科解釋

Beginning Of Message -- 報文開始

Bill Of Materials -- 材料清單

通信詞典解釋