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The aroma compositions were analyzed by Bitter orange oil, Jinchen oil,Grapefruit oil, Owari oil using GC-MS.

运用气质联用法分别对苦橙精油、锦橙精油、葡萄柚精油、尾张精油的香气成分进行分析。

The effects of circumfluence temperature were also studied. The result showed that it was optimal to extract motionlessly 60-mesh-sieved rubber seed for 1h using petroleum ether. The yield of solvent extraction was 10% higher than that of three or four times machine-squeezed oil.

结果表明：橡胶籽仁含油率为46.72%；从橡胶籽油的成本、操作安全和劳动生产效益考虑，在橡胶籽仁粉能过60目筛、橡胶籽仁粉与溶剂为10：75、常温常压下，以石油醚为提取溶剂、静置提取方式、提取时间1h最佳，溶剂提取橡胶籽油达35.18%，比经3～4次机械压榨提取橡胶籽油高10%左右。

It is considered the hydrogenated base Stock has clear advantage superior to the naphthene base oil by comparison the physiochemical properties and electrical properties of hydrogenated base Stock and naphthene base oil,and can be formulated the transformer oil.

从理化性能和电性能方面对加氢基础油和环烷基油进行了比较，认为加氢基础油的性能比环烷基油有明显的优势，可以用来调配变压器油。

Saying nothing, the man took a bottlenecked gourd, placed it on the ground, and put a coin with a square hole in the center over the top. He poured toil from a wooden ladle drop-by-drop into the gourd, without spilling a sinle drop on the coin. The man then turned to Chen Yau-tz and said,"That was also nothing. It's just a matter of practice makes perfect."Thus, the meaning of this idiom is that skill comes from repeated practice.

卖油的不说一句话，随手拿出一个葫芦放在地上，用一个方孔的铜钱盖在葫芦口上慢慢地用木杓子装满了油滴下去，只见油从钱孔中滴进去，可是铜钱上面一点儿油也没有沾上，这时卖油的才说：「我这也没甚么，只是熟能生巧罢了。

Methods The compound preparation was administered intragastrically in mice, whose spontaneous activity was observed along with their tolerance of the preparation after long-term administration. The hypnotic effect of the compound was assessed by investigating the changes in the pentobarbital sodium-induced sleeping. The compound was tested for its antiseizure effect in mice with pentetrazole-induced clonic and tonic convulsion. Diazepam was used as the standard control in all experiments.

利用光电计数法观察灌胃给予复方酸枣仁油栀子油对小鼠自发活动的影响，以及长期使用药物对小鼠耐受性的影响；利用延长戊巴比妥钠睡眠时间实验和戊巴比妥钠阈下催眠剂量实验，观察复方酸枣仁油栀子油的催眠作用；利用戊四氮诱发小鼠阵挛性、强直性惊厥观察复方酸枣仁油栀子油的抗惊厥作用；本实验用地西泮进行平行对照实验，并进行了组方设计和实验。

After the testing we know that the property in the differencedecompress de-wax oil that produced sulphonation refining oil in the unit.Thesulphonation refining oil blend with base oil of lubricant to review quality andbenefit.

经过试验掌握了不同减三线脱油在装置浅度磺化后抽余油的性质，将磺化抽余油按照深度精制基础油进行润滑油调合，考察其质量状况和经济效益。

The oil yield of six types of Huadian oil shales were measured on a Fischer assay retort,and the factors which effected the results of Fischer assay of oil shale were investigated,such as heating rate,particle size,final retorting temperature and retorting persistent time.

结果表明，页岩油的产率随着挥发分含量的增大而增加，在一定范围内提高升温速率，页岩油产率增大，但升温速率过快，反而使页岩油产率降低；终温在500℃~510℃，持温时间20 min的条件下，产油率最高，继续增加干馏终温和持续时间对产油率影响不大；同时适宜的粒度可以适当提高页岩油的产率。

The definition of multigrade hydraulic oil, specification, components and energy saving were introduced, compared the difference between multigrade hydraulic oil and monograde hydraulic oil, and the marketing demand of multigrade hydraulic oil was presented.

介绍了多级液压油的定义、格、方等内容，对多级液压油的主要标准进行了说明，比较了单级液压油和多级液压油在使用上的差别以及多级液压油在节能方面的研究进展，并对中国未来多级液压油的应用和市场需求作了概述。

The product is also a special facility of electric power and industrial enterprises for treatment of various insulation oils including non-conformable transformer oil, mutual inductor oil and circuit breaker oil, as well as a best choice for vacuum oiling of power equipment and drying of moisture of power equipment.

该产品也是一个特别设施，电力和工业企业用于治疗各种绝缘油包括非符合变压器油，互感器油及断路器油，而且是一个最好的选择真空注油的电力设备和烘干水分电力设备。

The cosmetic oil made of mixing evening primrose oil, rosehip seed oil and squalane, is clean and non-greasy. And can easily to be absorbed by skin, activates and moisturizes skin, transports the rose essence into skin deep inside, make skin white, soft and crystal clear.

由月见草油、玫瑰果油与天然蚕丝油调配成的美容油，油质清爽不腻，极易被皮肤吸收，滋润并活化肌肤，有效的将玫瑰精油的养分运送至皮肤深处，令肌肤晶莹剔透，白皙嫩滑。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。