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- Ultrasonic time of flight meters may be used for severely corrosive, low loss and high flow rate applications where the fluid is clean and free of vapour bubbles. 超声波发射时间仪表可以用于严重腐蚀，低压损和高流率的流体是清洁的并且无气泡的工况。
- The influences of ultrasonic frequency, ultrasonic time and solvent content on the extraction rate of fat oil in Elaeagnus angus-tifolia L.were studied.The optimum extraction condition was obtained. 用均匀设计法考察超声频率、超声时间和溶剂用量对沙枣油提取率的影响,得到提取沙枣油的优化超声工艺条件。
- Ultrasonic time of flight meters are preferred for flare and vent line applications. They may also be used for water flow applications in large diameter lines and cryogenic service. 超声波发射时间仪表对于火炬和放空管线的应用是首选。它们也可用于大直径管线的水的流量应用和低温工况。
- With BET the influences on surface areas from different preparation conditions,such as ultrasonic time,aging conditions,desiccating temperatures and reaction temperatures,were analysed systematically. 利用BET比表面积测试,系统地研究了超声分散、陈化条件、干燥温度及反应温度等制备条件对氢氧化锆样品比表面积的影响。
- The test was carried out by the single factor experiment .Some effect factors were analyzed in the test, such as acetone solution concentration (C),solid-liquid ratio (S/L), ultrasonic time (t), etc. 通过单因素试验考察了丙酮溶液浓度（C）、固液比（S/L）、超声波时间（t）等因素对废弃荧光灯中汞去除量的影响。
- Ultrasonic time of flight diffraction technique 超声衍射时差法
- ultrasonic time difference method 超声波时差法
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就会发酵。
- Time is sometimes called the fourth dimension. 时间有时被称为第四度空间。
- I think the work can be completed ahead of time. 我认为这项工作能提前完成。
- He will come on time even though it rains. 即使下雨，他还是会准时来的。
- Reading occupies most of my free time. 阅读占去了我大部分的闲暇时间。
- The doctors gave him an ultrasonic brain scan. 医生给他做了脑部超声波扫描检查。
- I need some time to orient my thinking. 我需要一些时间来使我的思想适应。
- A transistorize radio takes no time to warm up. 晶体管收音机不需要预热时间。
- At that time he had two helpers. 当时他有两个助手。
- I'm sorry to obtrude on you at such a time. 我很抱歉在这个时候打扰你。
- I referred to my watch for the exact time. 我看了一下手表好知道准确的时间。
- God mete out justice in his own good time. 羞恶自有报，只争迟与早。
- I spend most of my time scouting around for book. 我把大部分时间都用来找书了。
