According to submerging depth, the pumps are classed as lead bearing segment shaft structure and non-lead bearing long shaft structure.

根据液下深度的不同，泵分为无导轴承悬臂轴和有导轴承分节轴两种结构。

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The results showed that the fly ash zeolite was a kind of excellent treatment reagent for lead bearing wastewater, and it would have spacious applied prospect in the field of water treatment.

实验结果表明，粉煤灰沸石是一种优良的含铅废水处理剂，在水处理领域将有广阔的应用前景。

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This approach has lead to significant inefficiencies, risks and inflexibilities as one of the parties is bearing all the costs of building, maintaining and operating the portal.

作为承担所有的构建费、维护费和操作门户所产生的费用的各方中的一方，这种方法已经导致了明显的低效率，并且产生风险，缺乏灵活性。

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Wal-Mart may improve its sales by offering free shipping, but if there is no minimum purchase amount, small value purchases could lead to the retailer bearing higher expenses relative to sales.

FORBES: Web Shopping Gambit Could Bite Wal-Mart

If left unchecked, the problem could lead to failure of the bearing assembly, although related noise and vibration would make this easily detectable by the driver, the company said.

BBC: Mini Classic in safety recall

They conceded that economic factors might have a bearing on crime and conceded that economic downturns do indeed lead to rises in the level of crime.

BBC: Unit 4: Political issues