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- Antioxidant Vc and Na_2S_2O_3 could reduce the degree of browning. Among the three concentration,Vc (0.15 g/L) was the best one. Vc (0.1 g/L, 0.2 g/L) were better than others. 抗氧化剂Vc和Na_2S_2O_3能减轻褐变程度;其中0.;15 g/L的Vc效果最佳;其次为0
- Methods Studying the observed order of reaction of photodegradation of nitrofurazone solution exposed to light with three illuminance values a three concentration values respectively. 方法配制三种不同质量浓度的呋喃西林水溶液，分别考查其在三种光照度下的降解反应级数。
- Methods Studying the observed order of reaction of photodegradation of nitrofurazone solution exposed to light with three illuminance values at three concentration values respectively. 方法配制三种不同质量浓度的呋喃西林水溶液,分别考查其在三种光照度下的降解反应级数。
- Saturn is encircled By three concentric tings in the plane of its equator. They are designated as the part or all of the sun's disk. 土星在它的赤道的平面上被三个同心环环绕着，它们的名字叫外环，中环或亮环，以及内环或绉纱环。
- Far measuring-stations were set respectively on three concentric circles, i.e, the stay vans inlet cirele, the guide vane inlet and outlet circle. 在固定导叶进口、活动导叶进口及出口三个圆周上分别布置了4个测站，各测站均用五孔毕托球测量。
- The Earth is made up of three concentric zones: the lithosphere (solid earth), the hydrosphere(water layer), and the atmosphere. 地球由三个同心圈带组成：土壤岩石圈，水圈，大气圈。
- METHODS: Using HPLC, the effect of the extraction of CGA from the crude Flos Lonicerae Japonica powder with three concentrations of ethanol was compared. 方法:采用HPLC测定方法对不同醇沉度提取金银花粗粉中绿原酸的效果进行了比较。
- Thus,beginning with the fifteenth century,where our story finds us,Paris had already outgrown the three concentric circles of walls which,from the time of Julian the Apostate,existed,so to speak,in germ in the Grand-Chatelet and the Petit-Chatelet. 因此，我们暂且就以十五世纪来说吧，那时巴黎就已经冲破那三道同心圆的城垣了，远在叛教者朱利安时代，大堡和小堡就可以说是这三道城垣的胚胎了。
- He trudge three hour in the snow to get back home. 他在雪中跋涉三个钟点才回到家。
- Three concentrations (2.8%, 2.0%, 1.2%) of Ammoniacal Copper Quaternary (ACQ) was selected to treat Lodgepole pine wood for evaluating ACQ treatment on mechanical properties of blue-stained wood. 摘要本文利用三种不同浓度ACQ防腐剂对扭叶松蓝变木材进行浸注处理，其浓度分别为1.;2%25、2
- Our family reunions are always three ring circus. 我家合家团聚的场面总是热闹非凡。
- The train arrived on the dot of three o'clock. 那辆火车三点钟准时到达。
- Her family lives three li away from her school. 她家住在离学校有三里路的地方。
- We spied three figures in the distance. 我们望见远处有三个人影儿。
- The earthwork was cast up in three hours. 土方工程在三小时内就完成了。
- It's three blocks straight ahead. 一直往前走过三个街区就是。
- The investigator will be divided into three groups. 所有的调查员将被分为三个小组。
- Three people can sit in the back of this car. 这车的后座可坐3个人。
- I did the calculation by the rule of three. 我是根据比例运算法则计算出来的。
- He is on night duty three days a week. 他一个星期要上三天夜班。
