compression ratio
n.
压缩率，压缩比；
英英释义
Compression ratio
The compression ratio of an internal-combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion chamber from its largest capacity to its smallest capacity. It is a fundamental specification for many common combustion engines.
以上来源于:Wikipedia
双语例句
Compression of springs must not exceed manufacturers recommendation for high speed and long life.
弹簧的压缩比不允许超过制造商推荐的高速及长寿时的压缩比。
Such high compression ratios could be turned to efficiency rather than speed, Green notes, especially if put into the engines of lighter cars.
葛林同时指出，压缩比提高通常会使汽车更省油，而不是跑得更快，对于小型车的引擎而言更是如此。
权威例句
Image compression technique with regionally selective compression ratioCanal diameter, anteroposterior compression ratio, and spondylotic myelopathy of the cervical spine
Improving compression ratio, area overhead, and test application time for system-on-a-chip test data compression/decompression
Performance of diesel engine with biodiesel at varying compression ratio and ignition timing
COMPRESSED-VIDEO REENCODER SYSTEM FOR MODIFYING THE COMPRESSION RATIO OF DIGITALLY ENCODED VIDEO PROGRAMS
Experimental investigation of the effect of compression ratio and injection pressure in a direct injection diesel engine running on ...
Experimental investigation of the effect of compression ratio and injection pressure in a direct injection diesel engine running on ...
Oxygen delivery and return of spontaneous circulation with ventilation:compression ratio 2:30 versus chest compressions only CPR in ...
Performance, emission and combustion characteristics of a variable compression ratio engine using methyl esters of waste cooking oil...
Transmission, recording and reproduction of digital data and time information in transport packets using a compression ratio
1. Also, database cannot be sized based on this compression ratio as was mentioned in the keynote - it needs extra space for various technical reasons.
还有，在宣讲会上提过，数据库不能根据这个压缩比来衡量大小——由于技术原因它还需要额外的空间。
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2. Therefore, you need to be careful about over specifying the compression ratio.
因此，应该注意不要指定过高的压缩率。
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3. Ideally, an ethanol engine needs a compression ratio of 19:1 instead of the 10:1 typical of petrol engines.
理想情况下，乙醇发动机需要的压缩比是19：1，而不是典型汽油引擎的10：1。
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4. Unfortunately, without some special means for altering the compression ratio, such engines would quickly disintegrate if fuelled with petrol.
不幸的是，由于缺乏某些调整压缩比的专门方法，这样的引擎如果燃烧汽油的话会立刻四分五裂。
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5. Deficits occur when the compression ratio specified cannot be achieved, and the system starts to use memory that cannot be created out of compression.
当无法达到指定的压缩率，系统开始使用无法通过压缩节省出的内存时，就会出现赤字。
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6. The main focus of this group is to achieve the highest compression ratio.
这类压缩器主要侧重于实现最高的压缩比。
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7. This helps customers to decide what would be the optimal expansion factor based on their current compression ratio and CPU overhead.
这将帮助客户根据其当前压缩比和CPU开销确定最优的扩展因数。
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8. The compression ratio of this group is usually worse than that of the archival XML compressors.
这类压缩器的压缩比通常比归档XML压缩器的压缩比差。
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9. This will lead to a recommendation for the compression ratio to be used within the LPAR.
这会提供在LPAR中使用的压缩率的建议。
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10. Further, 7zip also proffers its own format, featuring a higher compression ratio than any other scheme, gigantic capacity reaching into terabytes, and strong data encryption.
另外，7zip还提供自己的格式，这种格式的压缩率比任何其他方案都高，容量限制达到tb级，支持强大的数据加密。
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11. The average compression ratio of the in-memory data of the workload.
内存中工作负载数据的平均压缩比。
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12. In practice, the bzip2 compression compresses files at a higher compression ratio than those compressed using gzip, but it also has slower performance.
在实践中，bzip2压缩方法压缩文件的比率比使用gzip进行压缩的比率高，但是性能也较低。
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13. On one side, PPM compression achieves the best compression ratio while gzip achieves the least compression ratio.
一方面，p PM压缩可以实现最好的压缩比，而gzip实现的压缩比较差。
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14. It's not uncommon to compress inlined XML data by 70 to 85 percent. The following statement can be used to check the compression ratio of the "product" table.
内联xML数据通常可以达到70%到80%的压缩比。
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15. The graph in Figure 1 depicts the Compression Ratio observed from the log files.
图1中的图形描述了从日志文件中观察到的压缩比。
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16. With a higher compression ratio, and allows for more power density.
具有较高的压缩比和密度允许更多的权力。
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17. Experimental results show that this method can compress image more efficiently with high compression ratio.
通过相关实验，证实该方法能有效进行图像压缩，提高了压缩率。
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18. This is why it is better to run less static compression ratio and more boost to produce more power.
这就是为何较少的静态压缩比以及提高增压是较好的提高马力的方式。
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19. Experimental results indicate that comparing to exhaustive search, the proposed method improves the coding speed and compression ratio greatly with slight quality degradation of decoded image.
实验结果表明，相对于全局搜索，所提方法大幅地提高了编码速度和压缩比，而解码质量只略有下降。
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20. The algorithm realizes the compression for large number of data in high speed and high compression ratio in undamaged way.
该压缩算法在不损失数据的前提下，实现了对海量数据的快速，高压缩比压缩。
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21. Compared to the results of other algorithms, the reconstructed image has good visual quality under the condition of the same compression ratio.
本算法同其他算法相比，在相同的压缩比条件下，恢复图像具有更好的视觉质量。
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22. Based on tests of two full-scale double-span prestressed frames, internal force redistribution of frame was studied and continuity of structures and axial compression ratio of column were analyzed.
基于两榀接近足尺的后张有粘结预应力混凝土框架的试验，对多跨预应力框架的内力重分布进行了研究，重点考虑了框架的连续性和轴压比的影响。
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23. The analysis shows that: by the sacrifice of compression ratio, the quality of the recovered image can be improved with the increase of the number of the neurons in the hidden layer.
分析结果表明：可以通过牺牲压缩率，增加隐含层的神经元数来提高重建图像的质量。
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24. The amount that the mixture is compressed is determined by the compression ratio of the engine.
混合气的压缩量，由发动机的压缩比决定。
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25. Ethanol's higher octane rating (around 96 compared with 91 for premium grade petrol) allows them to have a higher compression ratio-and thereby deliver more power as a result.
乙醇有更高的辛烷值(大约为96，相比而言，优质汽油的辛烷值为91)，这能使它们有更高的压缩比——因此，能释放更多的能量。
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26. It offers high compression ratio and low complexity.
它具有高压缩比和低复杂性的特点。
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27. JPEG2000 is a new image compressing standard, it has the characteristic of high compression ratio and low distortion.
JPEG2000是一种新的图像压缩标准，具有高压缩率、低失真度和灵活高效的特点。
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28. Air compression ratio is in absolute pressure calculation.
空气的压缩比是在绝对压力计算的。
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29. A system model of image sequence coding based on wavelet transform is established. Then a high data compression ratio is realized and satisfactorily reconstructed image can be obtained.
建立了基于小波变换的运动图像编码系统模型，实现了数据的高效压缩并得到了良好的恢复图像。
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30. The research discussed the influence of compression ratio and ignition advanced angle to performance of LPG engine.
本文研究了发动机压缩比和点火提前角对液化石油气发动机性能的影响。
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compression ratio
