copper-bottomed
英式
- thoroughly reliable; certain not to fail
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- 釋義
形容詞
- 1. British thoroughly reliable; certain not to fail a copper-bottomed guarantee
知識+
貿易英文高手請進 贈15點!!!!!!!!!!!!
... conclusion of this investigation is that the leakage was due to general copper corrosion. 調查結果顯示漏水的主要原因是銅材腐蝕 Corrective ...
(英文) 中翻英 請幫忙翻譯 急件~麻煩幫忙
...the doll to facilitate absorption of iron tablets to thin copper strips seesaw shape morphology. Chassis ...texture of wood. The chassis has a maintenance hole bottom, in order to facilitate future maintenance needs, so as not...
須英文超好 急~ 美國八年級science
如果橡膠塞子上沒有鑽一個大約(若干)英吋的孔，以弓鋸或截管器將銅質管件(tubing)截成一到兩英寸長。靠近末端的銅管周圍塗上膠水但務必確定不可阻擋開口。將銅管塞進橡膠塞子較粗那頭，塞進時轉一轉並來回搖一搖。塑膠管路讓操作者和(沖天)煙火保持一些距離。這樣可以...