The content of heavy metal elements in a leaf is higher than in a petiole.
蔬菜中重金属元素含量，叶片要显著超过叶柄。
An analysis on toxic heavy metal elements in toys by ICP - AES was reported.
介绍了利用ICP - AES对玩具中有害重金属元素的分析研究。
This paper studies an analysis of toxic heavy metal elements in toys by ICP AES.
本文介绍了利用ICP-AES对玩具中有害重金属元素的分析研究。
The heavy metal elements which was measured was Lead, Cadmium, Chromium and Copper.
测定的重金属元素包括：铜、铅、镉、铬。
This method is correct and fast and suitable for heavy metal elements analysis in edible fungi.
该方法准确、快速，适合食用菌中重金属元素分析。
In China, some products have been found to contain heavy metal elements such as lead, arsenic and mercury.
在中国，一些产品被查出含有铅、砷、汞等重金属。
The international organization regulates the contents of heavy metal elements in the import medicines definitely.
国际上对中药中重金属元素的含量也有明确规定。
This paper describes heavy metal elements removal from coal by floatation and solid sorbents. It was found that both methods were effective.
介绍使用浮选法和固体吸附列控制重金属排放的原理与效果。研究证明，这些措施有一定的实用价值。
The abnormality, particularity, difference and relativism of some heavy metal elements all may be explained by means of relativistic effect.
诸如某些重金属元素的“反常性”、特殊性、差异性和相似性均可用相对论性效应予以解释。
The sediment of water body is the main carrier of heavy metal elements, their contents reflect the environmental quality in the water system.
水体沉积物是重金属元素的重要载体，其含量高低能够反应水系环境质量状况。
The indirect pollution on eco-environment come from residual pesticides, heavy metal elements, antibiotics, hormones and mold toxins from animal husbandry products.
由农畜产品残留而来的农药、重金属元素、抗生素、激素和霉菌素等给生态环境带来间接污染。
It is necessary for us to measure and control the heavy metal elements in Chinese traditional medicine, as harmful trace elements have side effects found by this study.
也反映了中药中有害微量元素存在着一定的不良反应，必须对中药中的重金属元素进行检测和控制。
Effects of soil sodicity and gypsum application on dynamical behavior of heavy metal elements under effluent irrigation were studied by means of soil column leaching method in laboratory.
采用室内土柱淋洗试验方法，研究了污水灌溉条件下土壤碱度和石膏应用对土壤中重金属元素动态变化的影响。
"Stars in the center of the Milky Way are old and 'metal-rich' with a high abundance of heavy elements," Bobrowsky said.
银河中心的恒星都比较古老，富集金属元素，重元素的丰度很高。
The comment has been made on present harmful heavy-metal elements in the soil along this lake area, and a suggestion has been put forward on the rational use of the soil resources in this lake area.
并首次对该区域土壤中有害性重金属元素的现状作了评述，进而提出了合理利用本区域土壤资源的建议。
Their style, which is rooted in blues-based hard rock, has come to also incorporate elements of pop, heavy metal, and rhythm and blues, and has inspired many subsequent rock artists.
他们的风格根植于布鲁斯基于硬摇滚，同时又吸收了流行，重金属摇滚和节奏布鲁斯，激发了很多后来的摇滚艺术家。
The phosphate serves as a substitute for heavy metal nickel and cobalt elements.
手提电脑和手机都是这种电池。磷酸盐替代了重金属镍和钴元素。
A noticeable behavior of MT is its induction and the synthesis of MT can be increased by heavy metal toxicity and hormone stimulate, which can bind with many metal elements.
MT一个引人注目的特点是它的可诱导性，它的合成可被许多因素如重金属、激素等所诱导，并可与多种金属结合。
The origin and harmfulness of heavy metal waste water were expounded, and the basic property of trace elements in waste water was discussed.
论述了重金属废水的来源和危害，讨论了废水中微量元素的基本特性。
Zinc is the necessary nutrition element, and is one of the necessary test elements of heavy metal in environment test.
锌是植物、动物的必需营养元素，又是环境检测的金属元素之一。
The principal metal mineral resources in this area are tungsten, tin, niobium, tantalum, lead, zinc, antimony, mercury and heavy rare-earth elements.
本区金属矿产资源以钨、锡、铌、钽、铅、锋，锑、汞及重稀土为主。
Soil organic matter is the major factor to influence the accumulation of heavy-metal elements.
土壤有机质是影响重金属积累的主要因素。
Soil organic matter is the major factor to influence the accumulation of heavy-metal elements.
土壤有机质是影响重金属积累的主要因素。
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