四色的

European Cassini spacecraft flew within 310 miles (500 kilometers) of the Dione's pale surface last week, showing it possessed a heavily cratered surface but no presence of an atmosphere.

上周美国－欧洲的卡西尼太空船飞离土卫四的苍白色表面310英里（500公里），显示它的表面有一个巨大的坑，并且没有大气的存在。

The invention discloses a 3, 5-2-0-(4-chlorobenzene chlorobenzene)-2-deoxidising- D-red-furanoside that contains alpha body and beta body. The method includes the following steps: dissolving chlorine indicant into tetrahydrofuran, quickly adding to alcoholic solutioin, whisking and reacting, after reacting, vacuuming and steaming solvent to gain mixture of alpha body and beta body, taking separation by column chromatography to gain separated alpha body and beta body.

本发明公开了一种3、5-二-O-(4-氯苯甲酰基)-2-脱氧-D-赤-呋喃糖苷，它具有式表示的α体和式表示的β体，制备方法采用在室温下，将氯糖苷溶于四氢呋喃中，然后快速加入到醇溶液中，搅拌下进行反应；反应结束，减压蒸掉溶剂，得到白色固体，将该固体用石油醚溶解，过滤除去不溶物，再次减压蒸去溶剂，得到白色α体和β体的混合物，用柱色谱法进行分离，得到单独的α体和β体。

The spraying done by manuel sprayer is even and fine with a long using life, It overcomes the, disadvantages of eas explosion and inflammability of the air-inserted type and of the harmfulness to the human body and the nature, The empty bottles of various shapes have theirs volumes from 50ml to 2000ml As for printing, the advanced international uv ink printing technique is with fresh colour and stability.

公司引进了世界先进的电脑控制注塑机组、吹瓶机、挤管机、混色机、四色彩印机、网印机及全套装配设备，并且有铝氧化着色，玻璃瓶成型、蒙砂、印字、先进表面处理的全套设备和先进技术及一流的模具、工艺技术。产品有手动式喷雾器，高档次的日化和医药塑料中空瓶包装，以及各式氧化铝瓶盖、化妆品用玻璃瓶等四大系列产品三百多个品种。

The load carrying capacity and antiwear property of S,P containing benzotriazole derivative (BM 3) were evaluated using a four ball test machine,and compared with those of zinc salt di(T 202 ) and amine salt of complex ester thiophosphate (T 307 ). The antiwear mechanism of BM 3 were studied by investigating the chemical states and the mass fraction of elements on the rubbed surfaces using X ray photoelectron spectroscopy and electron probe microanalysis and the thermal decomposition products using gas chromatography mass spectrograph.

在四球机上对照评价了含硫、磷苯并三氮唑衍生物（BM－3）和二丁辛基二硫代磷酸锌（T202）及硫磷酸复酯胺盐（T307）的承载能力和抗磨性能，用X射线光电子能谱仪和电子探针微分析仪等对磨斑表面元素N，S和P的存在形式及表面膜的组成进行了分析，用气相色谱－质谱联用仪对BM－3的热分解产物进行了分析，并且还对其极压抗磨作用机理作了探讨。

We also studied on the method for simultaneous determination of the contents of 4 active constituents in Bidens parviflora Willd.by Rp-HPLC.Both researches provide quality control method for Bidens parviflora Willd..

也研究了用反相高效液相色谱同时测定小花鬼针草中四种成分的含量的方法，为小花鬼针草药材的质量控制提供了一定的理论依据。

Study on synthesis and thermo-stability of ladderlike polymethyl/phenylsilsesquioxane

利用气相色谱技术对氟代仲丁烷的热稳定性进行了考察，并通过对氟代仲丁烷的热消除产物的定性定量分析，讨论了其热分解机理，以四圆环状过渡态历程和碳正离子重排历程对热消除反应的产物形成进行解释。

By imitating different concentration of Cd2+ Cu2+ Cr3+ Cr6+and Zn2+polluted water environment,we mainly studied their toxic effects on aquatic piants by means of measurement of physiologicai indexes and electron microscopy observation as well as the relieving to Cu2+ injury of antioxidase enzyme system in Lemna minor L. and Vallisneria asiatica Miki in this paper by throwing Ce.the experimental results showed that Cd2+ Cu2+ Cr3+ Cr6+ and Zn2+ might injure photosynthetic systems, protective enzyme system, substance metabolism systems and cell ultrastructure of the plant.

本文通过模拟不同浓度梯度的重金属Cd~(2+)、Cu~(2+)、Cr~(3+)、Cr~(6+)和Zn~(2+)污染环境，利用生理生化测定、扫描电镜、透射电镜、气相色谱及激光共聚焦等实验手段，研究了四种金属离子对不同生态型的水生植物的毒害影响，初步探索了Ce对浮萍Cu害的缓解效应和La、Zn及其交互作用对浮萍活性氧清除系统影响。

The investigation of reaction kineties of tetralin hydrocraking on modified Molyblenum-Nickel catalysts with zeolite Y were conducted in the improved China-made continuous micro reactoe WF-8900 connected with gas chromatograph on-line.

在活性趋于稳定的以改性Y沸石为担体的钼镍催化剂上，利用经改造的国产WF—8900型连续流动微反-色谱装置，进行了四氢萘加氢裂化反应动力学方面的研究。

Four different kinds of threshold are used to segment the pills on pilling images.

文中介绍了四种阂值方法分割毛球的结果，并着重论述了用高斯拟合闭值法分割毛球的合理性和可行性，文中还提供了对印花织物、色织物、素色织物等不同类型织物、不同等级试样的起球图像进行毛球分割的结果。

All of the Corvette's exterior colors are offered on the Grand Sport and an available 'Heritage' package adds iconic front fender hash marks offered in four colors, as well as two-tone seats with Grand Sport embroidery.

所有的克尔维特的外观颜色上提供大体育和可用'遗产'包添加标志前面的挡泥板散列马克提供四种颜色，以及双色席位大体育刺绣。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。