Alkaline Zn-air battery has high mass specific energy, high mass specific power, stable operating voltage and low cost. The whole world pays much attention to its development.
碱性锌空气电池具有较高的质量比能量和质量比功率，工作电压平稳，成本低廉，受到世界的广泛关注。
Recent evidence indicates that a close gravitational interaction with a neighboring galaxy created waves of high mass and condensed gas which continue to orbit the galaxy center.
最近发现的证据表明，与邻近星系紧密的引力作用形成了大质量致密气体激波，而该气体激波依旧围绕着星系中央运动。
It has advantages such as reasonable flow channel structure; low pressure drop; high processing ability, high mass transfer efficiency, good design flexibility and wide applicability.
它的特点是流道结构合理，阻力降小，处理能力大，传质效率高，设计弹性大，适用范围广。
Due to their high luminosity and high mass-loss rates, massive stars are playing an important role in the studies of modern astrophysics, such as the formation and the evolution of galaxies.
由于高光度和高质量损失率等特性，大质量恒星在星系形成和演化等现代天体物理学的研究中扮演着重要的角色。
Many metals and alloys have high densities and are used in applications which require a high mass-to-volume ratio.
许多金属和合金具有高密度，因此被用在需要较高质量体积比的场合。
The casing collar locator is an electric logging tool that detects the magnetic anomaly caused by the relatively high mass of the casing collar.
套管接箍定位器是一种电测井下井仪器，它检测由套管接箍的相对较高的质量所引起的磁异常。
Why are metals and alloys used? Many metals and alloys have high densities and are used in applications which require a high mass-to-volume ratio.
为什么要使用金属和合金？许多金属和合金具有高密度，因此被用在需要较高质量体积比的场合。
A new electron impact storage ion source has been designed for time of flight mass spectrometers with a high mass resolving power and high sensitivity.
电子轰击存贮型脉冲离子源是为高分辨率、高灵敏度飞行时间质谱仪设计的新型离子源。
The resulting high mass fractions were analysed by capillary electrophoresis (ce) on a polyacrylamide coated capillary with laser induced fluorescence (LIF) detection.
所得到的高分子部分采用毛细管电泳(CE)分离和激光诱导荧光(LIF)检测技术进行分析。
Void fraction is one of the basic parameters in steam liquid two phase flows. To date, the study of methods for calculating subcooled boiling void fraction mainly focused on high mass flow rates.
空泡率是汽液两相流动的基本参数之一，而已有过冷沸腾空泡率计算方法研究以高质量流速为主，且大量文献报道现有空泡率模型难以适用于低流速过冷沸腾工况。
The residue was washed with dilute hydrochloric acid solution, The precipitation was dried, purified, and identified by the infrared spectrometry (IR) and high mass spectrometry(HRMS)with DES-HS.
反应产物用稀盐酸溶液洗涤，将所得沉淀干燥后经分离纯化，对纯化产物进行高分辨质谱、红外光谱鉴定。
Wire mesh honeycomb combines a low pressure drop compared with powder catalyst and high mass transfer compared with ceramic honeycomb, mainly attributed to the high porosity of wire mesh structure.
蜂窝状筛网催化剂的高开孔结构，使其较粉末催化剂具有较低的压力降，较蜂窝状堇青石催化剂具有较高的传质系数。
The double helix-type hollow fiber film device of the utility model has the advantages of high mass transferring efficiency, large feed liquid handling capacity and simple preparation and the like.
本实用新型设计的双螺旋式中空纤维膜器，具有传质效率高，处理料液量大，制备简单等优点。
Then, by measuring the total amount of rest-frame ultraviolet light, researchers can estimate the number of high-mass stars in the galaxy.
然后，经由测量静止座标光谱中紫外光的总量，研究人员就能够估计该星系里大质量恒星的数目。
Because of the connection between outflow and accretion seen in low-mass stars, surveys of molecular outflows in high-mass YSOs can shed light on this debate.
因为在低质量恒星形成中外流与吸积相联系，在大质量恒星形成区搜寻分子外流将有助于解决这种争论。
A high-mass star forms and dies quickly.
大质量恒星的形成和死亡都很快。
In our own Milky Way, which is quite typical of nearby, massive spiral galaxies, the number of observed high-mass stars indicates that stars are forming at a rate of a few solar masses a year.
银河系可说是我们周遭大质量螺旋星系的典型，根据观测到的大质量恒星数目判断，银河系的恒星形成率为每年数个太阳质量。
In our own Milky Way, which is quite typical of nearby, massive spiral galaxies, the number of observed high-mass stars indicates that stars are forming at a rate of a few solar masses a year.
银河系可说是我们周遭大质量螺旋星系的典型，根据观测到的大质量恒星数目判断，银河系的恒星形成率为每年数个太阳质量。
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