查询词典 xylene

Because of the bonded crown ring the catalytic activity of complexes can be improved and the induce period of the oxidation for p-xylene to p-toluic acid was shortened from～ 10h to 0.5～5h, the fashion and position of the bonded crown ring as well as the distance between the crown ring and activity center have distinct influence on the catalytic activity of complexes.

结果表明：1。键连的冠醚环均能显著提高催化活性，并大大缩短反应诱导期5-10h，使TOF从21～60提高到152～222，约增加了5～7倍；冠环的键连方式和部位以及与活性中心的距离对催化活性影响明显；2。

RESULTSThe ethanol extract of the walnut leaf was obviously inhibited the swelling of earflaps induced by xylene, and increased spleen index number.

结果］大剂量核桃叶乙醇提取物可明显抑制二甲苯所致的小鼠耳壳肿胀，提高小鼠脾脏质量。

METHODSMice with swelling of the earflaps induced by xylene, proliferation of granulation tissue induced by cotton pellets were treated with ethanol extract of the walnut leaf, and the weight of immune organ was weighed.

方法］采用二甲苯致小鼠耳壳肿胀，植入棉球致小鼠肉芽组织增生及称取免疫器官质量等方法，观察核桃叶乙醇提取物对小鼠抗炎作用及对免疫器官质量的影响。

In order to study the neurotoxic effects of xylene on the nervous system in rats,the concentrations of amino acid neurotransmitter and enkephalin were analyzed using HPLC and RIA.

目的 探讨二甲苯对大鼠神经系统的影响。方法应用高效液相色谱法和放射免疫测定法，分别对大鼠脑组织中氨基酸类递质和脑啡肽含量进行了分析。

Enshi fire officers and men arrived at the scene, according to xylene has a high flash point, flammable, toxic, volatile and not soluble in water features, on-site incident commander ordered fire engines parked in the area upwind direction.

当日凌晨3时46分，沪渝高速宜昌往恩施方向崔坝服务区2公里处一辆载有二甲苯的槽罐车发生侧翻，二甲苯随即泄漏出来，带有浓烈刺激性气味的二甲苯在现场扩散。4时54分，恩施消防官兵到达现场，根据二甲苯具有高闪点、易燃、有毒、有挥发性且不溶于水的特点，现场指挥员命令消防车停靠在事故区上风方向。

Thus using the mixture of iso-octane and xylene as base oil was proposed. Test results of various gasoline detergents showed that the repeatability and reproducibility of this modified method were good; furthermore, it could also compare the detergent performance of cleaning existing coke.

通过对多种市售汽油清净剂进行试验的结果表明，该试验方法的重复性和再现性均较好，有可能作为一种检测汽油清净剂清洗性能的辅助方法。

Results The Magnolia biondii Pamp volatile oil nanometer bangosome could significantly relieve the degree of swelling in Jimpy mice extended by p-xylene,inhibit the increased capillary permeability in Jimpy mice extended by HAC,and combat the symptoms of rhinocnesmus,sneezing,nasal discharge with a better effect than the Magnolia biondii Pamp volatile oil.

结果辛夷挥发油纳米脂质体能显著减轻二甲苯所致小鼠耳肿胀程度，能显著抑制醋酸所致的小鼠毛细血管通透性增加，并能有效对抗大鼠过敏性鼻炎所产生的鼻痒、喷嚏和流涕症状，疗效优于辛夷挥发油。

"A wide range of volatile organic substances are produced during the process of burning paper money. We have found that joss paper contain toxicities including benzene, toluene and xylene."

政府规定的室内，有害挥发性有机物含量要在3 ppm以内，原本归零的侦测器，在我们把金纸点燃之后，数值很快地以惊人的速度向上飙升，达到64.4ppm，超出标准二十多倍。

Light oil 2,000 yuan / ton; ferrocene 20000 yuan / ton; DME 2,500 yuan / ton; Light EPA [density 0.60-0.63] 2,000 yuan / ton; sodium bicarbonate 2600 yuan / ton; Mercaptans 3,000 / ton; xylene 3,500 yuan / ton; potassium permanganate 5,000 yuan / ton; petroleum ether 3,000 yuan / ton; naphtha 2900 yuan / ton; butane 2,000 yuan / ton; acetone 4400 yuan / t; hydroquinone 15,000 yuan / ton.

轻质油2000元/吨；二茂铁20000元/吨；二甲醚2500元/吨；轻烃碳五[密度0.60-0.63]2000元/吨；碳酸氢钠2600元/吨；硫醇3000元/吨；二甲苯3500元/吨；高锰酸钾5000元/吨；石油醚3000元/吨；石脑油2900元/吨；丁烷2000元/吨；丙酮4400元/吨；对苯二酚15000元/吨。

Light oil 2,000 yuan / ton; ferrocene 28000 yuan / ton; DME 3,000 / ton; sodium hydroxide 2600 yuan / ton; Mercaptans 18,000 yuan / ton; Flavor 36,000 yuan / ton; Light EPA [density 0.60-0.63] 2,500 yuan / ton; sodium carbonate 1,000 yuan / ton; hydrogen peroxide 1,000 yuan / ton; xylene 4200 yuan / ton; potassium permanganate 5800 yuan / ton; petroleum ether 3,500 yuan / ton; naphtha 2900 yuan / ton; ethanol 2800 yuan / ton; dry gas 4100 yuan / ton; butane 2,500 yuan / ton; acetone 4400 yuan / ton; hydroquinone 18,000 yuan / ton; natural gas (6 gauge) 3850 yuan / ton; gasoline 97 # 3,500 yuan / ton; gasoline 93 # 3,100 yuan / ton; gasoline 90 # 2900 yuan / ton; diesel 0 # 3200 yuan / ton;-10 # diesel 3,500 yuan / ton .

轻质油2000元/吨；二茂铁28000元/吨；二甲醚3000元/吨；氢氧化钠2600元/吨；硫醇18000元/吨；香精36000元/吨；轻烃碳五[密度0.60-0.63]2500元/吨；碳酸钠1000元/吨；双氧水1000元/吨；二甲苯4200元/吨；高锰酸钾5800元/吨；石油醚3500元/吨；石脑油2900元/吨；乙醇2800元/吨；干气4100元/吨；丁烷2500元/吨；丙酮4400元/吨；对苯二酚18000元/吨；天然液化气(6个压)3850元/吨；汽油97＃3500元/吨；汽油93＃3100元/吨；汽油90＃2900元/吨；柴油0＃3200元/吨；柴油-10＃3500元/吨。

John Robbins lives with his family in Santa Cruz, California.

约翰罗宾和家人居住在加利福尼亚州的圣克鲁斯县。

The international background is mainly the economic ties among different nations tented to be widen and deepen at the peace and development times.

国际背景主要是和平与发展时代条件下的世界各国经济贸易联系的日益加深。