The Arsenic belongs to toxic semi-metal element.
砷是一种具有毒性的准金属元素。
The mass and trace metal element contents in the plant had to be measured in grade estimation of farm enviroment.
植株金属元素含量是农田环境质量评价中的必检项目。
As an important heavy-metal element on earth, arsenic is on and on showing its two-side character in people's life.
砷作为地球上一种重要的重金属元素，在人们的日常生产和生活中越来越展现出它的双刃性。
The correlate analysis shows that heavy metal element accumulation in periglacial plants is influenced by the heavy metal element content in soil.
相关分析的结果表明，植物对重金属元素的吸收受土壤元素含量的影响。
Objective To study the shape, thickness and oxide percentage of major metal element of oxide film on Ni-Cr porcelain alloy after anodizing pretreatment.
目的分析烤瓷用镍铬合金在上瓷前进行阳极钝化处理对其表面氧化膜的形貌、厚度及主要金属元素氧化程度的影响。
The earthworm had a very strong ability to concentrate the heavy metal element, and the ability increased along with the increase of soil metal pollution.
蚯蚓对重金属元素具有很强的富集能力，且随土壤污染程度增加而增加。
The metal element constituting the electrode catalyst is preferably one metal element selected from the group consisting of niobium, titanium, tantalum and zirconium.
构成所述电极催化剂的金属元素优选为选自铌、钛、钽和锆中的一种金属元素。
The metal element concentration in TSP of Chongqing urban district atmosphere was higher than that of Beijing, Shanghai and other cities, the causes of the results were also discussed.
重庆城区大气TSP中金属元素浓度高于北京、上海等城市，并探讨了产生的原因。
Samples of overlying water, suspended particles and bed mud in the Inner Mongolia stretch of the Yellow River were collected systemically and their heavy metal element contents were analysed.
系统地采集黄河内蒙古段上覆水、悬浮物和底泥样品，分析其中重金属元素的含量。
Because bi metal element in miniature circuit breaker is easily affected by ambient temperature change, the protective characteristic of overload will be changed with ambient temperature change.
由于小型断路器的双金属元件易受环境温度变化的影响，其脱扣特性也将随之改变。
Because bi metal element in miniature circuit breaker is easily affected by ambient temperature change, the protective characteristic of overload will be changed with ambient temperature change.
由于小型断路器的双金属元件易受环境温度变化的影响，其脱扣特性也将随之改变。
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