You can simply type a new note and it will be added to the pinboard. 你可以簡單地輸入新的便箋並且這些便箋將被添加到面板當中。
For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production. 為了維修方便,許多礦用電氣開關採用插接式結構,以減少對煤礦生產的影響。
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電信業務許可證編號：滬B2-20190700
