選擇轉咀要先考慮牙距, 例如m 10的牙孔需要的轉咀將會是10-1.5=8.5mm 下邊有不同尺寸牙距的對照表
鑽孔後需要用哥立青開一個斜邊位方便塔進入
可以塔牙
塔又分頭塔,中塔,尾塔, 鈄度不一樣, 一般中塔即可
手...
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銅喉接駁有兩種方法, 1.走錫和 2.銅杬
1. 走錫
做法: 走錫銅配件內有錫屠 (或者之後外加), 用砂紙清潔表面, 在接駁面塗上無毒松香膏/助焊劑, 用火槍加熱直到有錫走出來 (錫的熔點低).
原理: 錫會填補接駁位...
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From July 1, 2009, new color-coded wires must be used for new fixed electrical installations.
What do the three ...
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After the lifting devices (such as hooks, slings, rings and segu, etc.) are regularly inspected and passed, it is ...
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The check valve is used to prevent the backflow of oxygen into the acetylene gas pipe or the backflow of acetylene...
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