对49个杉木地理种源进行了生长发育及种源选择的研究。
This paper deals with the study of the growth, development and selection of 49 China fir provenances.
《源氏物语》值得读者坚持将这部作品读完。但是，正如那位年轻的源氏辗转于一个又一个的情人一样，读者可以在三种英译本之间进行选择。
“The Tale of Genji” rewards perseverance, but just as young Genji flits from one mistress to the next, so the reader can choose between the three English versions of the story.
第二种选择，如果数据源是遗留系统，可能就必须使用适配器或JCA。
Second, if the data sources are legacy systems, you might have to use adapters or JCA.
样式表是一种结构良好的XML文档，用于按照选择的不同格式表示xml源文档。
A stylesheet is a well formed XML document used to present the XML source document in various formats of your choosing.
但选择哪一种，取决于数据源的性质。
The option you use depends on the nature of the data sources.
如果“MyService”需要访问多个数据源，那么至少有三种选择。
If "MyService" needs to access multiple data sources, there are at least three options.
Huffman编码使用一种特定方法选择每个符号的表示，使用当时短位字符串的最常见的字符被使用，而不使用不常见的源符号。
Huffman coding USES a specific method for choosing the representation for each symbol where the most common characters using shorter strings of bits then are used for less common source symbols.
我国自主开发的北斗卫星导航系统为同步相量测量的时钟源提供了一种新的选择。
The building up of Beidou navigation satellite system developed by China offers a new option of the time service for synchronization phasor measurement.
结合工作实践，介绍了轧机压下液压系统的一种参数选择方法，并对压下油缸、油源等进行了分析讨论。
Based on our work practice, the article introduces a parameter selection method for AGC hydraulic system of rolling mills, and analyzes screw down cylinder, power unit and other.
介绍了一种时钟源选择控制方法，从而在SDH网络中各节点能自动选择最优时钟源，并实现时钟的同步。
A method of selecting the clock sources, which is used in SDH network to auto-select the best clock, is di-cussed.
为满足转目的基因的需求，探索一种能够将外源基因转入银杏细胞，并得以稳定表达和遗传的转基因方法以及选择合适的载体。
To meet the demands of gene transfer of an objective gene, a suitable vector should be screened to carry the extraneous objective gene into the callus cell of Ginkgo biloba.
该文研究了多限制路径选择问题，提出了一种基于有限选择洪泛的源路由预计算的服务质量路由算法。
This paper discusses the NP-complete multi-constrained path problem, and a precomputation source routing algorithm based on limited selective flooding is presented.
对轿车内的污染源作了详细的分析，并由此选择了11种污染物作为车内空气品质客观评价的评价因子。
The air pollution sources in the car are analyzed in detail, in which 11 typical pollutants are singled out as objective assessment factors.
根据福建明溪点的测试结果，以枝叶双酯碱产量为综合选择指标优选出福建武夷山、柘荣等优良药用种源。
Based on the test result of Mingxi of Fujian, superior medical provenances such as Wuyishan, Zherong of Fujian were selected with high harringtonine and homoharringtonine yield of branches and leaves.
重建他们的软件版本是不是一种选择（源控制装置）但他们计划在未来升级。
Rebuilding their version of the software is not an option (source control screwup) but they are planning an upgrade in the future.
加强对种内扦插生根率变异性的研究，选择生根力强的无性系、家系或种源；
Researches on rooting rate variation should be undergone to identify the clones, families and provenances with strong rooting capacity and high survival rate.
通过选择合理的传动方案、传动方式和动力源，自行设计了排种器性能试验台。
The laboratory table is designed with rational transmission project, transmission mode and drive.
通过选择合理的传动方案、传动方式和动力源，自行设计了排种器性能试验台。
The laboratory table is designed with rational transmission project, transmission mode and drive.
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