细菌以这种油为食,并释放硫化氢气体。
简要论述了操作油、防老化体系、硫化体系、操作助剂和偶联剂等的选择对胶料滚动阻力的影响。
The influence of processing oil, antioxidant, curing system, processing aids and coupling agent on the rolling resistance of rubber compound is also briefly described.
利用单质硫硫化菜籽油和菜籽油甲酯的混和物制备了含硫极压添加剂。
Sulfurated seed oil and methyl seed oil have been synthesized with a method of elemental sulfur sulfuration.
缺点是机械强度较低,耐油、耐溶剂和耐酸碱性差,较难硫化,价格较贵。
The disadvantage is lower mechanical strength, oil, solvent and acid poor, difficult to cure more expensive.
可代替硫化切削油,对各种金属加工,可降低工件粗糙度,延长刀具寿命,切削效率提高60%以上。
Instead of sulfide cutting oil, all kinds of metal processing, can reduce the workpiece roughness, extend tool life, cutting efficiency is improved by more than 60%.
还评价了其它技术性能,如回弹性和压缩永久变形,发现接枝硫化胶优于添加3 - 5份油增塑的NR硫化胶。
Other technical properties such as resilience and compression set have also been evaluated and are found to be better than 3-5 PHR oil plasticized NR vulcanizates.
同时考察了形变类型、程度,以及各种油介质对某些硫化胶性能变化的影响。
The type and extent of deformation as well as the effect of various oils on the changes of the properties of some vulcanizates were studied.
重质燃料油中通常含有一定量的硫及硫化物,燃烧过程中绝大部分形成二氧化硫,二氧化硫在一定条件下与氧化合形成三氧化硫。
The most of sulfur and sulfide that exist in the heavy fuel oils can be transformed into SO2, and SO2 can be oxidized to form SO3 during combustion of heavy fuel oil at certain condition.
其中燃料油质量标准提高的一个重要标志是硫含量被严格限制,燃料油无硫化已成为一种趋势。
An important sign of fuel quality standard upgrade is that sulfur content is strictly constrained. Fuel without sulfur has become the trend.
综合了菜子油和硫化切削油的优点,既具备菜子油摩擦系数的特点,又具有硫化切削油高极压性的特点。
Synthesis of rapeseed oil and sulfide cutting oil has the advantages of both with rapeseed oil, coefficient of friction, but also has high sulfide cutting oil extreme pressure characteristics.
探讨了影响汽轮机油氧化安定性能的因素,指出基础油中的芳烃、胶质、碱性氮、硫化物等对汽轮机油的氧化安定性有不良的影响。
This paper discussed several factors affecting oxidation stability of turbine oil and found that the main factors are aromatics, colloid, alkali nitrogen and sulfide in base oil.
降解及络合池塘的氨氮、硫化氢、亚硝酸盐、重金属离子及其它有害物质,消除水体油粘感及去除污臭味。
It can degrade and scale ammonia, hydrogen sulfide, nitrite, heavy metal ions and other harmful substances in pool, and eliminate oil viscosity and foul odor.
油田中的老化油是指积存时间长、硫化亚铁等大量滋生而难以处理的原油。
The aging crude oil of oil fields is the oil over a long time and has a large number of breeds such as FeS, which is difficult to deal with.
结果表明,NBR/PVC共混硫化胶具有突出的耐油、耐臭氧老化性能,拉伸强度、定伸强渡和撕裂强度也较NBR有所提高。
The results showed that NBR/PVC blends exhibited good oil-resistance, ozone-resistance, and their breaking strength and tear-resistance strength were also rather improved.
如硫化氢硫化合物(高2s)和氮化合物(信息NH3,HCN的)生产者天然气是不可取,因为它们的凝析油的腐蚀性和exhuast气体污染物。
Sulphur compounds such as hydrogen sulphide (h 2 s) and nitrogen compounds (NH 3, HCN) in producer gas are undesirable as their condensates are corrosive and pollutants in exhuast gases.
如硫化氢硫化合物(高2s)和氮化合物(信息NH3,HCN的)生产者天然气是不可取,因为它们的凝析油的腐蚀性和exhuast气体污染物。
Sulphur compounds such as hydrogen sulphide (h 2 s) and nitrogen compounds (NH 3, HCN) in producer gas are undesirable as their condensates are corrosive and pollutants in exhuast gases.
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