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某电镀厂排出的废水中含有较多的硫酸铜(CuSO4)。若要从硫酸铜中获得金属铜,以减少废水对环境的污染,可选择下列物质中的()
我国应该选择()实施和调整产业结构。
中点开球时,进攻队员将球直接踢入对方球门,进球无效。
在我国高血压患者最多见的死亡原因是()。
国际信用证保兑行的付款是:()
个性心理主要包括两方面的内容,分别是:()
根据《建设工程施工劳务分包合同(示范文本)》(GF一2003一0214),从事危险作业职工的意外伤害保险应由()办理。
从法律效力来看,保险合同中默示保证与明示保证的关系表现为()。
肺转移癌的放射学特点是( )
抹灰工程应对下列哪些隐蔽工程项目进行验收()
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The oil is usually pumped into ship at the loading port by().
Oil pumped ashore by ships’()(油泵).
Fuel oil is pumped by means of () from the bunker tanks.
The oil was pumped up in the settle tank such a height that it ().
Fuel oil is pumped by means of () from the bunker tanks.
The lubricating oil is pumped from the drain tank, very often with () in the suc...
The oil was pumped up in the settle tank such a height that it ().
The lubricating oil is pumped from the drain tank, very often with () in the suc...
The ()is pumped onto the ship at the loading port by shore pumps.
The cylinder oil is pumped into the cylinder (via non-return valves) when the pi...