有毒物质

Plastic wading pools, both hard and soft, are often made of PVC, so cut back on toxic chemicals-and water use-by visiting a local swimming or wading pool instead.

塑料浅水池，无论是硬的还是软的，通常都是用PVC制成，所以为了减低有毒的化学物质和水的侵害，请去当地的游泳池或者浅水池作为替代。

A In the absence of oxygen, the organic matter is broken down anaerobically to form large amount of toxic and bad-smelling gases such as methane, ammonia, and hydrogen sulphide, the water quality is further deteriorated.

a 在缺少氧气的情况下，有机物质被缺氧呼吸分解为大量有毒而又恶臭的气体，如：甲烷，氨，和硫化氢，这些东西使水质更坏

One article is added as Article 19: Noxious and harmful bait and feed are prohibited in aquacultural production.

& 第十一条增加一条，作为第十九条：&从事养殖生产不得使用含有毒有害物质的饵料、饲料。

Chemicals that the body cannot digest are considered foreign and toxic by the body and are moved to the eliminatory organs for excretion and elimination from the body.

化学物质，人体无法消化被认为是外交和有毒身体的影响和迁移至eliminatory机关排泄和消除来自人体。

Our corporation since establishment consistently adheres to natural materials and does the research and development of safe and healthy products. Japanese cedar and hinoki cypress which are indigenous to Japan become fire resistant and do not produce toxic gas even when set fire once they are treated with our ecologically friendly product called 'Super FX3200'.

本公司自成立以来一直致力于安全、健康产品的研究，自主开发的以天然材料成分为主的耐热粘合剂和粘合性耐热涂层剂产品---&超级FX3200系列&和用该产品处理的日本柏日本杉板材，具备耐火性而不会燃烧、不会冒烟、不会释放有毒气体，是对人友好、让人感到放心、安全、满意的产品，在甲醛等化学物质引发的致病建筑综合症不断地危害人们健康的今天，越来越受到人们的关注和青睐。

Compared with "the non-environmental pollution food, the limit for the deleterious matters in the aquatic product", we found that the pollutants beyond the stated criterion were Pb and As, and only the Scatophagus argus, Tilapia mossambica and Loligo chinensis satisfied the standard and could be safely consumed.

参照《无公害食品有毒有害物质限量》标准发现，深圳市场水产品中超标项主要有Pb和As，所有的样品中只有红衫、罗非鱼和鱿鱼完全符合评价标准，可放心食用。

Long running performance showed that due to the membrane interception,the nitrobacter is enriched in reactor in the interest of improving the nitrification rate;the maximum ammonia nitrogen loading can be 0.19 kg/(m3·d) with effluent ammonia nitrogen＜1 mg/L (removal rate 99%).

焦化废水含氮量高且含有大量有毒和难降解物质，若采用传统生物处理工艺不但流程较长，处理效果也较难达到要求，而膜生物反应器通过膜分离强化了生物处理效果，克服了传统工艺的弊端［1］。

To any nonchemist, that sounds intimidating, scary, perhaps even toxic -- like something you might pour into a clogged sink to burn through the gunk that's clogging the pipes.

对于任何一位非专业药剂师来说，这个名字听起来都会让人觉得害怕、毛骨悚然，甚至还会觉得有毒──它就像是为了疏通堵在水管里的脏东西而被泼入下水道的物质。

In addition to the styryl, BCEA (they contain very high flammability, corrosive acid) and the flammability of the solvent dilution with 10% of the UV/EB finish, EB/UV curing materials is generally not part of the environmental protection regulations set forth in "" hazardous substances (including toxic, corrosive, flammable or lively chemicals).

除了苯乙烯、BCEA（它们含有浓度很高的易燃性、腐蚀性烯酸）和易燃性溶剂稀释配成的EB/UV上光油之外，EB/UV固化材料一般都不属于环境保护条例中规定的&有害物质&（包括有毒、有腐蚀性、易燃或活泼化学物品）。

The diet hygiene condition and the human body health are closely related, on food has the bacterium, the mold and the toxin and the toxicoid, enter the human body along with food, may direct, the chronic poison anxious, even may cause the malignant tumor.

饮食的卫生状况与人体健康密切相关，食物上带有的细菌、霉菌及毒素和有毒化学物质，随食物进入人体，可引起急、慢性中毒，甚至可引起恶性肿瘤。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐