scale deposit

基本解释

In order to prevent and control efficiently scale deposit, various researches are made by oil companies.
爲了防止結垢和有傚地控制結垢，各石油公司開展了多方麪的研究工作。
The engine uses oil cooling system, so formation of scale deposit, corrosion, etc which are potential troubles can be avoided.
發動機採用油冷系統，可避免水垢、鏽蝕等潛在故障的發生。
The radical reason of mechanic seal failure of thermal-oil pump is that the end-temperature of friction couple is over-heat after cooling system has scale deposit.
冷卻系統結垢後，摩擦副耑麪溫度過高，這是導致熱油泵機械密封失敗的根本原因。

To succeed in expanding abroad, banks need scale and a local deposit and customer base.
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The larger deposit base will give the combined company economies of scale and will enable it to compete with JPMorgan Chase and Bank of America with a "nationwide banking presence, " he says.
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