Petrol is a volatile substance.
汽油是挥发性物质。
The volatile substance contained a little of sesquiterpenes and diterpenoids.
同时含有少量倍半萜和二萜类物质。
The invention relates to a heating body, in particular to a heating body used for heating volatile substance.
本发明涉及一种发热体，尤其是一种用于加热挥发性物质的发热体。
Chlorine is a volatile element in the acidic media for its activity in chemistry, and can be absorbed by alkali substance.
氯的化学性质活泼，在酸性介质中具有挥发性，由碱性物质吸收。
The results show that it is a effective means to concentrate trace amount of volatile organic substance in GC analysis.
实验表明，该装置是痕量挥发性有机物浓缩富集-气相色谱分析的有效手段。
The induced resistance of volatile substance of trees to feeding and deposition of phytophagous insects is the inevitable outcome of coordinated evolution between trees and insects for a long time.
树木挥发物质对植食性昆虫取食、产卵所产生的诱导抗性是树木与昆虫的长期协同进化过程中的必然结果。
The utility model can be used for storing standard solution for a long time, and can be used for storing substance which is easily volatile.
可用于长期存放标准溶液，也可用于长期存放怕挥发的物质。
The utility model can be used for storing standard solution for a long time, and can be used for storing substance which is easily volatile.
可用于长期存放标准溶液，也可用于长期存放怕挥发的物质。
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