low density的例句大全

Distribution of lateral density anomalies in the lower mantle obtained through low order geopotential coefficients

利用低阶卫星重力位系数研究下地幔横向密度异常分布

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Objective: To evaluate the efficacy and safety of larger dose of pantethine on treating low level of serum high density lipoprotein cholesterol.

目的：观察较高剂量泛硫乙胺（Patethine，潘特生）治疗低水平高密度脂蛋白胆固醇（HDL－C）的疗效及安全性。

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The aluminum air battery is brand new chemical power source with abundance in nature, low price, high energy density and long life.

铝空气电池作为一种新型高能量化学电源，其具有原料来源丰富、价格优廉、比能量高、使用寿命长等优点。

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TAB ( tape Automated bonding) represents a new concept for IC assembly process. It can provide the advantage of small volume, low cost and high density.

TAB（载带自动焊）代表一种新的集成电路封装概念，它具有封装体积小、价格低、密度高等优点。

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If they settle into low-power mode, they can continue running almost indefinitely; the energy density of their fuel is just that high. As a certain webcomic put it:

如果核电站进入低功率模式，那么它们几乎能够无限期地运行下去，因为核燃料的能量密度实在是太高了，正如某网络漫画所展现的：

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the mass of jupiter is about 300 times that of the earth, however its density is low. in fact, these are general features of jovian planets.

木星的质量大约是地球的300倍，但和其它类木行星一样，它的密度很低。

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unlike osteoporosis or osteopenia, which result from low bone mineral density, osteomalacia interferes with new bone formation.

与低骨矿物质密度导致的骨质疏松症或骨质缺乏不同，骨软化症妨碍新骨形成。

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age, hypogonadism are one of the strong risk factors for low bone mineral density.

年龄，性腺机能减退的一个强有力的危险因素，低骨密度。

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steady of linear low - density polytene

线性低密度聚乙烯的稳定性

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in all above-mentioned solutions, the reduction rate of h2o is low and could not influence cathodic exchange current density.

在以上条件下，H2O的还原速度比较微弱，还不会对阴极交换电流产生影响。

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Direct methanol PEM fuel cell ( DMFC) is recognized as a new alternative to the present power sources because of its characteristics of high efficiency, high power density, low emission and easy fuel carriage.

直接甲醇聚合物膜燃料电池（简称DMFC）以其高效、高能量密度、低排放和燃料储运及补充方便等特点被认为是一种适应未来能源和环境要求的理想电源。

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as an intrinsic n-type semiconductor material, we can get a higher electron density, low resistivity, while in the visible region can maintain a high transmission rate, if we dope zno by donor ( such as al, ga, zr etc.).

作为一种本征n型的半导体材料，ZnO通过施主掺杂（如Al、Ga、Zr等），便可以获得较高的电子浓度，较低的电阻率，而在可见光区域仍能保持较高的透射率。

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the discharge of mercury arc is electric discharge phenomena of low pressure gas and the current density is great.

汞弧光放电是一种低气压气体放电现象，放电电流密度大。

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the experiment of copper powder producing from copper scrap by electrolysis at the low temperature about 30 ℃ and the low current density about 600~ 1200 a/ m 2 is presented.

本文介绍了在30℃较低温度和600～1200A/m2的较低电流密度下，用杂铜电解生产铜粉的试验过程。

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the most realistic ionospheric electron density models are selected to trace whistler rays of low latitudes in 130 ° e and 114 ° e meridian planes.

本文选取较真实的电离层模型参数，对130°E和114°E两个子午面内传播的低纬哨声进行了射线跟踪。

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psd ( power spectral density) curves of en for the alloy with various dod are composed of white noise at low frequency and flick noise ( 1/ f α noise) at high frequency, though their en are seriously different.

虽然不同放电深度的该合金电极EN信号有明显的区别，但其功率密度谱（PSD）曲线均由低频区的白噪音和高频区的闪烁噪音组成。

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effect of long-term suboptimal temperature and short-term low temperature under low light density on cucumber growth and its photosynthesis

弱光下长期亚适温和短期低温对黄瓜生长及光合作用的影响

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T EM observations indicate that the dislocation density is very low in the ELO reg ion.

透射电子显微镜的观测表明在ELO范围内位错密度很低.

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The fly population density could be maintained low condition by spraying 2 . 5 % synergistic DDVP.

以2.5%增效敌敌畏喷洒,可使蝇密度维持在较低水平.

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The dislocation density is low in the nugget zone.

焊核区晶内有少量位错.

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