There exists many problems on people's jury, such as weak sense of participation, loose methods of election, low professional quality, less enthusiasm for work and inefficiency in material guarantee.
人民陪审制度存在许多问题：参与意识不强，选任方法不严，业务素质不高，工作精力不足，物质保障不够。
So the customer in the choice of auxiliary heater, must choose good material, can prolong the service life of it can guarantee quality of health.
所以客户在选择热水器辅材的时候，一定要选择优质的材料，既可以延长使用寿命也可以保证水质的健康。 。
The management of material supply is the important base and quality guarantee of pipeline construction.
物资供应管理是管道建设的重要基础和质量保证。
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