1) blind zone
闭域空间
1.
Research on coupling loss of leaky coaxial cable in blind zone;
闭域空间中泄漏同轴电缆耦合损耗的研究
2.
Owing to the advantages of uniform coverage on the radiated field, strong adaptability and little electromagnetic pollution on the environment, LCX is recently widely used in communication systems in the blind zone such as mines, tunnels, subways and so on and it has already extended to the indoor communication systems.
由于其场强覆盖均匀、适应性强、电磁污染小等优点，漏缆近年来已经广泛应用于矿井、隧道、地铁等闭域空间的通信系统中，并且已经渗透到了室内无线通信系统中。
2) confined space
密闭空间
1.
Analysis of 122 occupational accident cases in confined space;
密闭空间作业工伤事故百例分析研究
2.
This paper chosed special representative confined spaces as study objects, summarized the total character of indoor air pollutants and its influence factors, provided reference for controlling and management of pollutants.
论文选择了有特殊代表性的密闭空间作为研究对象,研究总结其污染物的总体特征及影响因素,为这类密闭空间污染控制和治理提供科学依据。
3) enclosed space
封闭空间
1.
In this paper,a theoretical study on active control of within enclosed space surrounded by flexiblestructure is accomplished.
本文从理论上研究了外力激励弹性结构条件下封闭空间有源消声问题。
2.
Based on the basic theory of ANC within the enclosed space,this paper models the enclosed space with the COMSOL software,and presents the simulation and analysis effects of noise reduction which is derived from the numbers and location of the secondary noise resources.
基于封闭空间有源消声的基本理论,利用COMSOL软件对封闭空间声场进行了仿真建模,并模拟分析了次级声源的数量和位置关系对消声效果的影响。
4) closed space
密闭空间
1.
A study is made of the effect of different acidizing conditions such as concentration,temperature and time on humidity-controlling properties of sepiolites in closed space at constant temperature.
研究了酸化浓度、温度与时间等条件对海泡石在恒温密闭空间内调湿性能的影响。
5) airtight space
密闭空间
1.
Based on the principle of the absence of natural convection in a rectangular airtight space under certain conditions the engineering application of radiation screen method for thermal insulation has finally been made possible through theoretical calculations,simulation tests and intermediary experiments.
利用一定的条件，矩形密闭空间内的空气不产生自然对流的原理，经过理论计算、模拟实验、中间实验，最后将辐射屏法隔热保温进行了工程应用，并取得了很好的节能效果和经济效益。
6) closed cavity
封闭空间
1.
The result of the numerical simulation of heat dissipation in a closed cavity is compared with the experiment result.
首次用组合坐标法对小空间自然对流换热问题进行数值模拟，并将封闭空间电缆群散热情况数值模拟的结果与实验结果比较，在所比较的工况点上，计算值与实验值相差小于５％。
补充资料：代数闭域
代数闭域
algebraically closed field
代数闭域【aigeb面回lyd姗d云eld“别.‘钾坪长。.3洲-幻乃7T此助月e] 域k.其l二的任何非零次多项式在丸中至少有个根.事实上，由此可推出一个代数闭域k上的任何。次多项式在k中恰有n个根，也即多项式环k【习中任不可约多项式都是一次的.域人是代数闭的，当且仅当它没有真的代数扩张(见域的扩张(extens，on of a field))·任何域k都有唯一的(仅差一同构)代数闭的代数.扩张;称之为k的华攀甲粤(al罗bra，e dosure)，通常用k表示.包含人的任何代数闭域都包含一个与万同构的子域. 复数域是实数域的代数闭包.这就是代数学基本定理(algebra，fundamental重heorem of).
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条