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- This paper describes the principle, method, precision, range and prospect of application of nuclear track membrane to determination of solute concentration. 本文对用核孔膜测定溶液浓度的原理、方法、精确度、适用范围和应用前景进行阐述。
- The cross-section samples of nuclear track membrane (NTM) for scanning electron microscopy observation were successfully prepared by combination of UV illumination and liquid nitrogen freezing. 摘要利用紫外光辐照结合液氮冷冻技术成功地制备了聚碳酸酯核径迹膜断面的扫描电子显微镜样品。
- An analysis of asymmetric etch demonstrated that the nuclear track membranes can be prepared with smaller pore size than that with the normal etch. 不对称蚀刻法的分析表明，在灵敏度不变时可以得到小孔径核孔膜。
- Using benzophenone (BP) as photoinitiator, the photografting polymerization of acrylic acid (AA) on PET track membranes was studied. 其改性主要采用辐射和等离子体接枝的方法，本文将表面光接枝技术应用于PET核孔膜的改性和功能化，研究了核孔膜上的光接枝反应和方法，通过表面接枝丙烯酸，膜通量得到显著的提高，通过接枝不同单体，制备了新型表面孔封盖结构的环境敏感型分离膜。
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- Preparation of temperature-sensitive track membrane by bulk Photografting 本体光接枝制备温敏核孔膜
- This rough track will soon be a metalled road. 这条坑坑洼洼的路不久就要铺上碎石了。
- I'm trying to track down my old Aunt Maud. 我正试图寻找到我那年迈的婶婶莫德。
- Keywords intensified cellulose ethanol bioconversion nuclear track membrane; 流程密集化;纤维素;酒精;生物转化;核孔膜;
- The cyclist went at full sail along the track. 自行车手沿着跑道全速前进。
- Bill has a feeling he is on a fast track. 比尔感觉到他正快速迈向成功。
- The new race track is nearly six miles in extent. 这条新跑道将近六英里长。
- John bears the bell in all track events at school. 约翰在学校里的各个径赛项目中都赢得第一名。
- I'm on the track of a valuable painting. 我在追寻一幅珍贵的油画。
- Keep track of the time you actually travel. 把你旅行的实际时间记录下来。
- Signals control each section of the railway track. 各种信号控制着铁路轨道的每个部分。
- We sailed from Perth with a cargo of raw ion. 我们装着一船生铁从佩思启航。
- A locomotive pounded down the railway track. 一辆机车沿着铁道隆隆地驶去。
- I like to watch field and track events. 我喜欢观看田径比赛。
- We have to keep track of every cent we spend. 我们得记下我们花的每一分钱。
