污水

Five effective techniques were identified to improve the industry including producing controlled release fertilizers and phosphor recover from rural latrines and city sewage to improve the utilization and cycle efficiency of the phosphor industry.Quantitative indices such as cycle efficiencies and flow path lengths were calculated for these schemes.

总结磷元素高效循环利用的技术手段和措施，提出生产智能控缓释化肥、减少含磷农药使用量、减少含磷洗涤剂使用量、回收人畜粪便生产有机肥料和回收污水中的磷等措施构成6个不同方案改善该系统的物质利用水平，并对元素循环效率等指标进行分析比较。

Nanosized TiO2 photocatalyst is a kind of new developing technology of wastewater treatment. It is still in the stage of experiment at present.

光催化技术是一种新兴的高效节能现代污水处理技术，目前大部分还处于实验研究阶段。

The method of ammomia nitrogen determination in Water and Wastewater by Nessler's reagent photometer was improved.

氨氮普遍存在于地表水、地下水、生活污水和某些工业废水中，是判断水体污染程度的重要指标之一。

Constructed wetland is a process which can provide an artificial environment for aquatic plants and phreatophyte plants and treat wastewater.

人工湿地是人为创造的一个适用于水生植物或湿生植物生长的，用于处理污水一种工艺。

The wastewater and waste of the piggery had brought about serious environmental pollution and also become the restricted factor of the creature cultivation sustainable development.

现代化规模养猪，在提高生产率的同时，也带来了大量的畜禽粪尿难以处理，由此造成严重的环境污染，迫切需要寻找一种更为理想、行之有效的猪场污水废物处理技术川。

The theoretical research and the operation of pilot plant are OK.

由于这一尺寸限制，污水在设备内的停留时间一般不能超过20min。

However, reinforced concrete pipe is installed for sanitary trunk sewers where the diameter exceeds the available sizes of vitrified clay pipe.

然而，钢筋混凝土管用在卫生污水主干管上哪里管道直径超过陶土管的直径。

The IWA ASM2d model,implemented in GPSX simulator,was used to model Gaobeidian Wastewater Treatment Plantin Beijing.

描述了GPS-X模拟软件中国际水协的ASM2d模型在北京高碑店污水处理厂应用的实例。

Playday and workaday photograph are compared, the change that sewage quantity and contaminant chroma follow time all lesser.

休息日和工作日相比，污水量及污染物浓度随时间的变化均较小。

Such as weakness in point pollution source management, low rete of wastewater treatment level.

对于分散点源的环境管理薄弱，城市污水的处理率也不高。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。