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- The experimental results showed that the methane sensor based on spectrum absorption principle has a steady performance,a high sensitivity,a wid... 实验结果表明基于光谱吸收原理的光纤甲烷传感器系统性能较为稳定、灵敏度较高、测量范围宽、重复性较好,适合于检测煤矿井下瓦斯含量。
- A new type of sound absorbing materials mainly made from low alkaline cement and expanding pearlite has been investigated on the basis of sound absorption principle. 摘要以低?A水泥和膨胀珍珠岩为主要原料,辅之以分散性良好的增强剂聚丙烯纤维,研制出一种新型吸声材料。
- This paper discusses the neutron absorption principle of measuring the boron concentration,which is to control the reactivity of the pressurized-water reactor. 本文叙述了应用于控制压水反应堆反应性的中子吸收法测量硼浓度原理,介绍了硼浓度的测量方法,并对硼浓度与计数率的关系曲线进行了测量。
- In accordance with the chemical absorption principle, newly developed CF-2, CF-3 are able to link between fi-bre and pigment particles, there by they can be used in pigment dip dyeing without any binder. 采用化学吸附原理,使用化学吸附剂CF-2、CF-3对纤维与涂料粒子进行架桥吸附,从而使涂料在无粘合剂的情况下,用浸染方法对纤维进行染色。
- Surely there is a limit to what one can bear. 人的忍耐肯定是有限度的。
- The proposal set a time limit of one year. 提案规定了一年的限期。
- They work on a principle of heat absorption. 他们研究吸热的原理。
- What's the speed limit on the motorway? 高速公路的速度限制是多少?
- He was had up for exceeding the speed limit. 他因超速行驶而遭控告。
- A medicine or an agent that induces absorption. 吸收剂导致吸收的药品或药剂
- He weighed in at several pounds below the limit. 他赛前量体重比规定限度少几磅。
- Soil water not available for absorption by plants. 无效水植物不能吸取的土壤水
- We must try and limit our expenditure. 我们必须设法限制我们的开支。
- His speech ran over the time limit. 他的讲话超过了规定的时间限制。
- The speed limit is 40 miles per hour. 规定的最高时速为40英里。
- I really appreciate his complete absorption in his work. 我很欣赏他对工作的极端专注。
- There's a limit to how much I'm prepared to spend. 我准备花多少钱是有限度的。
- Limit your expenditure to what is essential. 你要把开销限制在必要的范围内。
- I must tell you that his patience has its limit. 我必须告诉你,他的耐心是有限的。
- He is fined$50 for exceeding the speed limit. 他因超速行车而被罚款50美元。