The preservative used is usually ethylene glycol or propylene glycol, as alcohol will evaporate quickly and the traps will dry out.
常用防腐剂是乙二醇或丙二醇，因为随着酒精快速挥发，捕集器也随之恢复干燥。
Ingredients: alkyl indican, arbutin, Propylene glycol, etc.
成份：烷基糖苷、熊果苷、丙二醇等。
Polymers of propylene or of other olefins, in primary forms.
初级形状的丙烯或其他烯烃聚合物。
A new correlation which predicts propylene yield is presented.
介绍一个新的预测丙烯产率的关联式。
Propylene oxide is important material of organic chemistry industry.
环氧丙烷是一种重要的有机化工原料。
Label Statement: Contains flavor, propylene glycol and ethyl alcohol.
标签声明：本品含有香精，丙二醇和乙醇。
A new process of Hydration of propylene oxide to glycols was introduced.
采用反应精馏新工艺由环氧丙烷水合制丙二醇。
That too means less propylene, since it is also a by-product of petrol production.
既然丙烯也是石油工业产品的副产物，这也意味着其产量缩水。
The trouble is that the ethane route to making ethylene produces virtually no propylene.
问题在于这种用乙烷制作乙烯的生产流程几乎不会伴有丙烯产生。
Label Statement: Contains flavor, propylene glycol, ethyl alcohol and Caramel Color.
标签声明：本品含有香精，丙二醇，乙醇和焦糖色素。
Design and application of carbide slag in propylene oxide production were summarized.
总结了电石渣生产环氧丙烷工艺中的设计与应用。
Technologies do exist to manufacture propylene as an end in itself, rather than as a by-product.
科技确实可以将丙烯自身当作最终产物而不是作为一种副产品来制造。
And ethylene propylene diene monomer has been in the automotive sealing industry, widely used.
而三元乙丙橡胶已在汽车密封条行业中得到广泛的应用。
It was validated that ethylene is the origination olefin of methanol to propylene by experiments.
通过实验验证了乙烯是甲醇转化制丙烯过程中的起始烯烃产物。
In contact with a hot surface, naphtha petroleum fractions crack to produce ethylene and propylene.
石脑油馏份与一个热表面接角，就裂解而得到乙烯和丙烯。
The hydrocarbon impurities in propylene was determined by using big-caliber quartz capillary column.
采用大口径石英毛细管柱分析聚合级丙烯中的烃类杂质。
At last, the catalytic mechanism of cycloaddition of propylene oxide with carbon dioxide is discussed.
论文最后对该催化剂在完成环加成反应过程中的催化机理进行了初步探讨。
If you have dry skin, use oil-based oil moisturizers that have propylene glycol to keep your skin moist.
如果你是干性皮肤，使用油性的润肤霜，它含有丙烯醣质能使你的皮肤保持滋润。
This is a novel, environmentally friendly and economical method for making propylene oxide without co-product.
这是环境友好、无联产品、经济合理的制环氧丙烷的新方法。
Improved tensile strength and elongation of ethylene propylene diene monomer compounds used for wire and cable.
提高电线电缆用三元乙丙橡胶材料的拉伸强度和伸长率。
These results can be applied to process design and other engineering calculations relative to propylene carbonate.
这些结果可应用于有碳酸丙烯酯的过程设计和其它工程计算。
Along with many of McDonald's sauces, both the cilantro lime glaze and the orange glaze contain propylene glycol alginate.
除此之外，很多麦当劳的酱料也添加了这两种含有海藻酸丙二醇的物质。
Macquarie has seen a sharp increase in demand from big companies for bespoke hedging products for polypropylene and propylene.
麦格里银行已经观察到大公司对定制的针对聚丙烯和丙烯的对冲产品的需求有显著的增长。
Propylene glycol is also used "As the killing and preserving agent in pitfall traps, usually used to capture ground beetles" [10].
丙二醇也被认为是隐藏在随身物品中的杀手的代理，习惯于用来捕捉地面上的甲虫[10]。
Shampoos contain around 15 chemicals including Sodium Lauryl Sulphate, Tetrasodium and Propylene Glycol, known to cause eye damage.
—洗发水里含有大概15种化学物质，包括十二烷基硫酸钠、乙二氨四醋酸四钠（译者按：化妆品中的隔离剂，可用作抗菌剂和防腐剂）和丙二醇。 而这三者都是已知的会损害眼睛的物质。
Propylene glycol, commonly used to keep cleansing ingredients in the proper physical state, also poses a problem in large quantities.
算通常用来制作清洁用品的丙二醇，即便处于适当的物理状态，数量一多仍然会造成问题。
Ingredients: Glycerin, Propylene Glycol, Salvia Officinalis Saga, Calendula Officinalis Flower Extract, Melalenca Alternifolia Leaf Oil.
主要成分：甘油，丙二醇，凤梨鼠尾草，金盏花萃取，茶树油。
Ingredients: Glycerin, Propylene Glycol, Salvia Officinalis Saga, Calendula Officinalis Flower Extract, Melalenca Alternifolia Leaf Oil.
主要成分：甘油，丙二醇，凤梨鼠尾草，金盏花萃取，茶树油。
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