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- We analysed the phenomenon based on structure.With its electron number creasing,organic compounds' color deepens. 我们从结构上进行分析，随着有机化合物共轭电子数增多，其颜色加深。
- It indicated that the simulation model was able to well predict both electron number density and ion current density of plume of SPT. 研究表明，所建立的仿真模型能够较好地预测SPT羽流电子数密度和离子电流密度等参数。
- It was ascertained that this wave results from reduction of two disulfide bonds of BSA through determining the electron number by polarographic current method. 用极谱电流法测定BSA还原波的电子数,证实该波为BSA中的两个双硫键还原所致。
- Electronic Starter use by Single pulse wave, which can reduce thermal electron number and to delay Black light and maturing for extend tube life. 起动器采单一脉波点灯，单脉波可减少热电子激发次数，进而延缓黑化、老化现象，延长灯管寿命。
- Because of chalcopyrite and pyrite have different electron numbers in their molecular d- orbits, collector " CSU-A " has selectivity for them. 同时由于捕收剂CSU-A的非极性基的空间位阻效应增强，对黄铜矿、黄铁矿的选择性作用增强。
- He thumbed through the directory to look for her number. 他翻阅电话号码簿找寻她的号码。
- Let me note down your address and telephone number. 让我记下你的地址和电话号码。
- He picked a winning number on the first draw. 他第一次便抽到一个中奖号码。
- The number of fish in coastal waters has decreased. 沿海鱼的数量已减少了。
- The number represented by the digit or digits in2. 在释文2。中所说的由一位或几位数字表示的数。
- The students in our class number thirty. 我班总共有三十名学生。
- The number of electron pairs an atom can share with other atoms. 共用电子对数，共价一个原子与其他原子共用的电子的对数
- I dialed the right number, but nobody answered. 我拨的号是对的，但没有人接电话。
- A number of new hats were on parade at the wedding. 在婚礼上见到有些人戴著新式的帽子。
- A number of satellites are now circling the earth. 一些人造卫星现在正环绕地球飞行。
- The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。
- The number shall be cut in on a plate. 号码将雕刻在一块金属板上。
- I seriously question a number of your assertions. 对你所坚持的说法，有几点我甚为怀疑。
- Can you tell me the cancellation number? 能不能告诉我取消号码？
- I slip up and give you the wrong phone number. 我粗心大意给错了你电话号码。
