煤中微量元素 [矿物] trace element in coal
土壤中微量元素 Soil - Trace elements ; Trace Elements in Soil
电解铜中微量元素 Electrolytic copper - Trace elements ; Electrolytic copper
湖泊沉积物中微量元素 Lake sediment - Trace elements ; Lake sediment - Trace metals
海水中微量元素 Sea water - Trace elements ; minor elements in seawater
牛肝中微量元素 Bovine liver - Trace elements ; Beef liver - Trace metals
茶叶中微量元素 Tea - Trace elements
地表水中微量金属 Surface water - Trace metals
甘蓝中微量元素 Cabbage - Trace elements
河水中微量元素 River water - Trace elements
另外,制冷剂中微量水分对制冷系统的危害最大。
In addition, the refrigerant for refrigeration system of trace moisture in the greatest danger.
在硝酸介质中,通过比浊法测定水泥混凝土中微量氯化物。
In the medium of nitric acid, the trace chloride in the cement concrete was determined by turbidimetry.
本文提供了用火焰原子吸收法测定白酒中微量铅的工作条件。
In this paper, we dealt with the AAS method and optimum working conditions are selected by the use of orthogonal design.
I don't know how many know that there are trace, trace amounts, of cyanide in almonds.
我不知道有多少人知道在杏仁中有非常,非常微量的氰化物。
And so there are good things you can do with nutrients by fortifying foods with them.
这些是在食物中添加微量元素,所能得到的益处
The micronutrients, which are available in food but in smaller amounts, are vitamins, minerals, and water.
微量营养素,在膳食中所占比重较小,它们是维生素,矿物质和水
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