但是什么大小和形状的纳米颗粒的效果最好且生产成本低？
But what size and shape of nanoparticles is most effective and can be produced cheaply?
生产成本低，比同样条件下的老工艺每吨炭降低成本363元；
The production cost is reduced by 363 yuan per ton of carbon.
所有的测试共同遇到的一点是样本简单而且生产成本低。
Common to all tests is that the specimens are simple and cheap to produce.
本发明具有环境友好的，生产成本低，产品选择性高的优点。
The invention is environmentally-friendly and has low production cost and high product selectivity.
本发明的方法工艺流程简单、生产成本低，易于产业化。
The method of the invention is simple in process, low in cost, easy in industrialization.
本发明工艺简单，生产成本低，具有非常好的应用前景。
Said invention is simple in technological process and low in production cost.
本发明提供的超声诊断治疗一体机的生产成本低，治疗效果理想。
The ultrasonic diagnosis and treatment integrated machine has low production cost and ideal treatment effect.
本发明提供的超声诊断治疗一体机的生产成本低，治疗效果理想。
The ultrasonic diagnosis and treatment integrated machine has low production cost and ideal treatment effect.
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