与臭氧层类似,磁层对地球生物至关重要,绝大多数来自太阳的有害射线和热等离子体都被地球磁层折射回太空,从而使我们免受伤害。
Like the ozone layer, the magnetosphere is important to life on Earth because it protects us from most of the harmful radiation and hot plasma from the Sun, deflecting it into space.
那时,迅速膨胀的,热的和散发着辉光的雾气产生一层薄薄的利于声波产生的大气。
At the time, a rapidly expanding, hot, glowing fog produced a thin cosmic atmosphere conducive to sound waves.
更糟的是,金星大气是一层裹热毯,密度比地球大气高93倍,并且主要由二氧化碳和二氧化硫组成。
Making problems much worse for Venus, its atmosphere is a thermal quilt, 93 times denser than Earth's and made up mostly of carbon dioxide and sulfur dioxide.
每座建筑都有三层玻璃和隔热外层,包含地窖,都是为了防止热桥。
In each building there is triple glazing and thermal-insulated envelope containing a cellar, all in order to prevent thermal Bridges.
分析了热剪刃的综合力学性能要求,并对表面堆焊高耐磨合金层的显微组织和性能进行了研究。
The comprehensive mechanical properties of the heat shears were analyzed and the microstructures and properties of the surfacing high wear resisting alloy layer were studied.
研究金属零件熔积成形中的热输入有利于预测和避免熔积层中出现流淌和坍塌现象。
To study heat input of metal parts in deposition forming is favorable for forecasting and avoiding flow and collapse in deposition layers.
结果表明,激光表面钴合金化可获得含钴均匀的合金化层,高温硬度和热疲劳性能均有提高。
The results show that the high temperature hardness and the heat fatigue performance of alloying layer are improved.
用X射线双晶衍射仪测量了阴极和玻璃热粘结工艺过程中阴极材料外延层和衬底的双晶回摆曲线。
Some double crystal rocking curves of photocathode epitaxy materials and substrates are measured by means of X-ray double crystal diffraction in the bonding process.
综述了国内外铁氧体空心微球的各种制备方法,如:喷雾热结法、模板法、逐层组装法等,及其优缺点和研究现状。
The preparation methods of the ferrite hollow microspheres, such as spray drying method, templating method, layer - by - layer assembly, and the investigation status are reviewed.
十分热的芯部和略为冷些的外区之间的分界层就叫做辐射波阵面。
The surface of separation between the very hot core and the somewhat cooler outer layer is the radiation front.
用红外光谱和差示扫描量热法(DSC)研究了具有钙钛矿型层结构标题配合物的固-固相变。
The solid-solid phase transitions in the perovskite-type layer title compound have been studied by infrared spectroscopy and DSC method.
综述了热浸镀铝钢镀铝层的组织、形成机理、生长动力学和扩散后组织的研究现状,指出了热浸镀铝钢今后的研究方向。
The research status about of the microstructure, formation mechanism and growth kinetics of hot dip aluminizing coating is reviewed. Research directions for hot-dip aluminized steel are suggested.
计算和讨论了胶层的热传导率、厚度对激光破坏阈值及热恢复时间的影响。
The effects of heat conductivity and thickness of glue on laser damage threshold and heat recovery time are calculated and discussed.
海面风场和净热通量场通过改变混合层的深度影响障碍层深度的季节变化,而海面降水对于季节平均的障碍层分布和变化都没有显著的影响。
The sea surface wind stress and net heat flux in the PN section affect the seasonal variation of the barrier layer depth by changing the mixed layer depth every season.
沿管线读取通风调节器的温度读数,确定绝缘层的热增量和热损耗。
Determine heat gain and loss conditions in insulated ducting by reading register temperatures along a run.
实验表明,应用热解烃和储层沥青含量可以判别源岩层、储层以及储层相对优劣。
Experiment shows that source rock, reservoir and reservoir relative quality can be determined by using pyrolysis hydrocarbon and formation bitumen content.
研究了热浸渗铝钢扩散层空洞对循环氧化和剥落性能的影响规律及其机理。
The effects of the voids in the diffusion layer on cyclic oxidation and spalling resistance of aluminized steel was investigated.
其次,本文分别研究了FN隧穿应力和热空穴(HH)应力导致的超薄栅氧化层漏电流瞬态特性。
Secondly, the transient characteristics of FN tunneling and hot hole (HH) stress induced leakage current (SILC) in ultra-thin gate oxide are investigated respectively in this dissertation.
热封:把两层或多层表面融合为一的方法。它是把涂层或基层材料在固定的温度、压力和接触时间下进行。
Heat sealing: a method of uniting two or more surfaces by fusion either of the coatings or of the base materials under control led conditions of temperature pressure and dwell time.
以热脉冲加热的主动式加热方式既可用来产生和消除边界层的T-S波,也能用来控制边界层的分离。
The active heating or periodic pulsed heating can be used to excite and cancel the T-S waves and also to control the boundary layers seperation.
应用SEM电镜分析和能谱分析等方法分析了热浸扩散渗铝层的成分、组织和形貌。
Using SEM with EDX analysis, the composition, microstructure and morphologies of the surface layer were analyzed.
热解地化录井可以检测储集层含油气总量,推算原油密度值,结合储集层孔隙度值和储层岩石密度,经过换算可得出含油饱和度。
Geochemical pyrolysis-FID Logging can measure the total hydrocarbon contents, estimate oil density, and calculate oil saturation when combine with reservoir porosity and rock density.
限热槽通常用于直插元件的内电层以利于焊接和拆焊。
A thermal relief is used on plane layers for thru-hole components to make soldering and desoldering easier.
有效防止合金层沉积的镀锌槽元件,生产上述元件的方法,和使用该元件的热浸渡方法。
Galvanizing bath members effectively protected against the deposition of alloy layers, a process for producing said members, and a method of hot-dip galvanizing that use said members.
载人飞船返回舱的烧蚀热防护技术研究和试验表明,碳化烧蚀材料是再入飞行器最有效的热防护层。
Investigations and experiments indicate that charring ablators provide the most efficient thermal protection shield for the re-entry vehicles.
研究表明互连线上焦耳热的主要散热途径为金属层内的金属线和介质层中热阻相对小的路径。
The Joule heat generated in the interconnect is transferred mainly through the metal lines in each metal layer and through the path with the smallest thermal resistance in each Ield layer.
结果表明:J55和N80钢热浸镀铝后的镀层组织均可分为纯铝层和铁铝金属间化合物层两层;
The results showed that the hot-dip aluminizing coatings on both the J55 and N80 steels were composed of aluminum layer and Fe-Al intermetallic compound layer.
结果表明:J55和N80钢热浸镀铝后的镀层组织均可分为纯铝层和铁铝金属间化合物层两层;
The results showed that the hot-dip aluminizing coatings on both the J55 and N80 steels were composed of aluminum layer and Fe-Al intermetallic compound layer.
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