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- A two-valve filter has been rebuilded to a four valve filter to execute full automation in the technical reform of the Nanmen Waterworks in Jiaxing, Zhejiang Province. 介绍了嘉兴市南门水厂双阀滤池技改工程。
- On the basis of this, it brought forward the reconstructive technics of float valve filter and carried out meticulous experimental demonstrate, so as to guide engineering practice better. 在提出浮阀滤池改造工艺的基础上对它进行了细致的试验论证，使其能更好地指导工程实践。
- On the basis of this,it brought forward the reconstructive technics of float valve filter and carried out meticulous experimental demonstrate,so as to guide engineering practice better. 在提出浮阀滤池改造工艺的基础上对它进行了细致的试验论证,使其能更好地指导工程实践。
- The twin valve filters in the Stone Buddha Waterworks in Zhengzhou city have been renovated. 介绍郑州市石佛水厂双阀滤池技术改造的实例。
- The combined process of A2/O and valveless filter was used to treat sewage from the living quarters of Kunming Shipping Company. 采用A2/O和无阀滤池组合工艺处理昆明船舶公司生活区的污水,介绍了该工艺的特点和设计参数。
- Water purification equipment Series: If Integrated water purifier, Mechanical filters, Activated carbon filters, Valve filters and for removing iron and manganese. 水质净化设备系列：如一体化净水器、机械过滤器、活性碳过滤器、无阀过滤器和除铁除锰器。
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- Reconstruction of Water Distribution System in Double Valve Filter 双阀滤池配水系统的改造
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- Have you turned off the water valve? 你关掉水阀了吗？
- non - valve filter 无阀过滤器
- We need an eye bolt to fit this valve. 我们需要一个有眼螺栓来固定这个阀门。
- I had had a few beers and was completely non compos mentis. 我喝了些啤酒就头昏脑胀了。
- He was declared persona non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- He soon detected the faulty valve. 他很快查到了出毛病的阀门。
- We decided to declare them personae non grata. 我们决定宣布他们为不受欢迎的人。
- He was accused of spying and declared non grata. 他被控从事间谍活动而被宣布为不受欢迎。
- The resolution of the problems in the de-ironing operation of valveless filters enables them to meet the designed capacity, improves their operating stability, and heighten the pass rate of their water quality to or over 98%. 摘要改进无阀滤池在除铁工艺运行过程中存在的问题，使出水量达到设计能力，运行稳定性提高。
