Too often such smelting, like that pictured here in Vietnam, happens in backyards without any pollution controls.
像图中的越南，通常这样的熔炼在是距离住所很近而且没有任何污染控制的地方进行的。
Heavy oil magnetization is a new, rather mature, simple and effective burning technology without any pollution.
重油磁化技术是一项新颖、比较成熟、简单有效而无污染的燃烧技术。
Rare Earth(RE) elements possess integrated effects on modifying, refining and purifying of casting Al alloys without any pollution.
稀土合金具有变质、晶粒细化和净化铝合金的综合功能，而且对周围环境不产生任何污染。
The reclaiming process can be simply carried out on an open mill or finishing mill at the room temperature without any pollution in the production.
复原胶生产工艺简单，在常温下用开炼机或精炼机即可，而且生产过程中无污染。
In this area, the forest is green and luxuriant, the deep shade covers, the mountain spring flies straight, the river water is limpid and pure, without any pollution.
两岸林木郁郁葱葱，浓荫覆盖，山泉飞流直下，河水清澈纯净，没有受到任何污染。
The collagens of which is abstracted from the original plants without any pollution and poison. Screwing the covers 100% tightly can prolong its expired date and protect imitation.
此垫片的胶原体是同纯植物提炼，可食用，只要旋紧瓶盖即将瓶口100%密封，可增长内容物保存期限及防伪、使用方便、提高产品档次。
After evaporation of liquid oxygen, the air-supply system will offer pure oxygen without any pollution. Instead of industry oxygen bottle and provide patients with clean respiratory oxygen.
液氧经气化后由供气系统供给无任何污染的纯氧气代替工业氧气钢瓶为医院病员提供干净的呼吸氧气。
Clouds and wind around here year-round, vertical and horizontal streams, without any pollution, excellent ecological environment, in the production of organic tea has a highly favorable conditions.
这里终年云雾缭绕，溪流纵横，无任何污染，生态环境极佳，在生产有机茶具有得天独厚的有利条件。
It is also different from any other smoking-related study because it strictly tracks the effects of smoking without "interference" from other harmful causes such as poor diet and pollution.
这项研究与其它关于吸烟的研究不同之处还在于其严密追踪吸烟所造成的影响，而将其它诸如不良饮食习惯和污染等有害因素所造成的“干扰”排除在外。
The smelting reduction process saves energy and lessens pollution through using of ore fines without any pretreatment and agglomeration.
由于使用无需任何预处理和造块的矿粉，熔融还原法既可节能、又能减少污染。
The catalyst could be used for many times without any treatment and no pollution to environment. Comparing with the normal catalysts, the nanosolid superacid catalyst had obvious advantages.
该催化剂不经处理，可循环使用多次，且不污染环境，相对于一些常见催化剂具有明显的优点。
Small size, low noise, high output, low energy consumption, simple operation, easy disassembly and without any environmental pollution.
体积小、噪音低、产量高、能耗低、操作简单、拆装方便，无任何环境污染。
The product of the metal, lacquer, rubber, human body without any corrosion or toxicity, so any operation in any environment will not affect the use or pollution.
本品对金属漆面、橡胶、人体无任何腐蚀或毒性，所以任何人在任何环境下操作使用都不会造成影响或污染。
Using the scheme, the purge loss of EO and nitrogen consumption are reduced without any safety troubles, and the air pollution is also improved.
该方案在确保安全的前提下，可取得减少环氧乙烷排放损失，降低氮气消耗和减少大气污染的效果。
Raw sulfuric turpentine is the by product of kraft pulp mill. There are some kinds of sulfuric in it, so its odor is stink, which can result in pollution to environment without any treatment.
粗硫酸松节油是硫酸盐法制浆生产的副产品，因其含有许多硫化物故有恶臭味，不加处理对环境造成污染。
A good roadway illumination requires the LED street light to have a rectangular light distribution pattern just cover the roadway and without any light pollution out of the road.
良好的道路照明要求LED路灯的配光为长方形的光型，路灯发出的所有光刚刚可以覆盖住马路，而马路之外的光污染几乎为零。
Rib of slab has prominent water-proof capability. It is fixed by hidden key without any glue. No bolt on the outside surface which prevent from pollution and aging.
立边板肋具有极佳的防漏水性能，不需打胶，暗扣方式固定，表面无外露螺钉，免得污染老化问题。
Today all the pollution factories have been closed but the main pollutant-waste residue is still abandoned outdoor without any safety measures.
时至今日，各污染源企业已全部关停，但主要污染源——生产废渣依然处于放任状态，污染仍在继续。
Which may achieve the requirement of the most strict air pollution, without any danger of fire or explosion.
可达到防治最严格的空气污染的要求，亦完全没有火灾及爆炸等危险。
ResultsThe bowel of 85.8%(36/42) patients are normal, without any clinical symptoms, only 4.7%(2/42) are constipation and 9.5%(4/42) are pollution.
结果85.8%（36／42）术后排便均为正常，无任何临床症状，仅有4.7%（2／42）便秘和9.5%（4／42）污便和稀便时便频。
ResultsThe bowel of 85.8%(36/42) patients are normal, without any clinical symptoms, only 4.7%(2/42) are constipation and 9.5%(4/42) are pollution.
结果85.8%（36／42）术后排便均为正常，无任何临床症状，仅有4.7%（2／42）便秘和9.5%（4／42）污便和稀便时便频。
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