所有这些因素结合在一起，使组合键成为一种必不可少的技术。
The combination of all these factors may make composite key design a necessity.
清单3中Retweet对象上的键将是 tweetid和转发它的用户的结合。
The key on the Retweet object in Listing 3 will be a combination of the tweet id and the user who retweeted it.
下面所示的方法将xsl命名键与前面技术中引入的模板结合使用，从而形成了一个解决此问题的可靠解决方案。
The approach shown below USES XSL named keys in conjunction with the templates introduced in the previous techniques to build a robust solution to this problem.
我想象它们的样子，通过共价键结合的分子链。
I'm imagining something like, covalently bonded chains that have links between them.
全部主键和外键均定义了索引，来支持12个表之间有效的结合。
Indexes are defined on all primary and foreign key columns to support efficient joins between the 12 tables.
因此，把质子结合到更可极化的气体上，会释放很多能量，利于成键。 当然，这要求有小的、电负性的共配物。
Attachment of a proton to the more polarizable gases therefore gives significant energy toward bonding.
所以它是沿着键轴方向的,而且这里是一个碳sp2杂化轨道，和一个氢的1s轨道的结合,在这里我们可以合并他们。
So it's along the bond axis and it's between a carbon s p 2 hybrid, and then the hydrogen is just a 1 s orbital that we're combining here.
但是，由于它可以包含字母数字字符，因此它不适于与Sphinx结合使用，Sphinx要求索引的每条记录都有一个惟一的32位整型键。
However, because it can contain alphanumeric characters, it's inappropriate for use with Sphinx, which requires each record indexed to have a unique 32-bit integer key.
注意清单3中的键，id，它是一个String；它结合了tweetId和userName。
Note that the key in Listing 3, id, is a String; it combines the tweetId and the userName.
过氧化物：任何由两个氧原子以单个共价键相互结合在一起的一类化合物。
Peroxide: Any of a class of chemical compounds in which two oxygen atoms are linked by a single covalent bond.
最常见的例子是有机化合物，亚硝酸盐类的同分异构体，其中一个碳原子以共价键与硝基中的氮原子结合。
The most common examples are organic compounds, isomers of nitrite esters in which a carbon atom is linked by a covalent bond to the nitro group's nitrogen atom.
MM蛋白质力场模型是应用于蛋白质体系的原子-键电负性均衡方法（ABEEM）与力场（MM）相结合的浮动电荷模型。
The ABEEM/MM force field for protein model is the fluctuating charge model for protein combined atom-bond electronegativity equalization method (ABEEM) and molecular methanics(MM).
同时，本文通过对硅灰石的晶体结构的分析，结合晶格内键能的大小，得出了硅灰石的理想破碎模型；
At the same time, get the imaginary model in analyzing the crystal's structure combined the chemical bond's energy.
红外光谱数据与极化方程结合计算有效电荷的方法是研究键极化性质的较好途径。
In the article we suppose that it is a better way to study bond's polarizability that the combination of infra-red spectrum data and polarizability equation calculates effective charge.
虚拟演播室系统是计算机虚拟现实与传统演播室色键抠像技术相结合的一种新的电视节目制作系统。
Virtual studio system is a new TV program production system which combines computer virtual reality technology with traditional studio color key switchover technology.
集中介绍了IGF1的三维结构、IGF 1与相关受体和结合蛋白的结合区以及二硫键在蛋白质折叠中的重要作用。
It is concentrated on the three dimensional structure of human IGF1, and the combining regions between IGF1 and relative receptors and binding proteins.
采用化学键联和溶胶-凝胶相结合的方法制备了带锚链固定的多相化铑膦络合物催化剂。
Heterogenized rhodium complex was prepared by the combination method of anchoring and sol-gel technique.
氧和氢通过化学键结合成水分子。
该系统采用层次逻辑结构和键式与顺序相结合的物理结构，系统的主要功能在于完成大量的烦锁的统计。
Hierarchical logic structure, physical structure of combining chain with sequence is fully exploited in the system. The main function of the system is to accomplish large and overelaborate statistics.
这可能是结合氢键，但最好是盐的债券，特别是共价键。
This bonding may be hydrogen bonding but is preferably a salt bond and especially a covalent bond.
硅片键合往往与表面硅加工和体硅加工相结合，用在MEMS的加工工艺中。
The silicon bonding technology is generally combined with surface silicon machining and bulk silicon machining in MEMS.
腺（嘌呤核）苷二磷酸：一种由腺嘌呤和核糖再加上两个磷酸组成的核苷酸。其中第二个磷酸以高能键与第一个磷酸结合。
ADP (adensine diphosphate) A nucleotide consisting of adenine and ribose with two phosphate groups attached. The second phosphate is attached to the first by a high-energy bond.
抗体能通过共价键结合在脂质体颗粒上。
Antibody can be linked to liposome particles by covalent binding.
壳聚糖和蛋白质之间以弱键结合。
从铌酸锂和钽酸锂晶体的结晶学数据出发，分析其结构特征和组成化学键的结合情况。
Starting from the crystallographic data of lithium niobate and lithium tantalate crystals, structural characteristics and chemical bonding behaviors of both crystals are studied.
通过红外光谱和扫描电镜分析，接枝单体是依靠物理沉积和化学键作用与纤维结合的。
The IR spectrum and SEM analysis demonstrated that the graft monomers were bound to the fibers by the ways of physical deposition and chemical bonding.
详细地分析了团簇的结构特征，平均结合能，垂直电离势，垂直电子亲和能，电荷转移以及成键特征。
Structural features, binding energies, vertical ionization potentials, vertical electron affinity, charge transfers, and binding characters were evaluated for each au-ni binary cluster.
虚拟演播室是传统演播室的色键技术与计算机图形图像处理技术结合的产物。
Virtual studio is the conjunct product of traditional studio chroma key technique and computer image processing technique.
另外，我们介绍了自然键轨道(NBO)方法，这种方法在成键分析中显示越来越重要的作用，并能够结合用于DFT方法中。
In addition, we introduced the natural bond orbital (NBO) methods, which is increasingly important in bonding analysis and can be used for DFT methods.
另外，我们介绍了自然键轨道(NBO)方法，这种方法在成键分析中显示越来越重要的作用，并能够结合用于DFT方法中。
In addition, we introduced the natural bond orbital (NBO) methods, which is increasingly important in bonding analysis and can be used for DFT methods.
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