查询词典 tail bone

On the other hand,the Inverse PCR combined with a tail-to-tail primer design requires T4 DNA ligase enzyme to ligate PCR products,which makes the positive rate relatively low.We aim to find out an easy and effective method to perform gene deletion, insertion and substitution mutation.

近几年，有文献报道使用基于Quikchange原理的方法来制作DNA片段的插入、替代以及删除突变，但由于QCM-PCR的低产量，难以产生阳性克隆。

Tail is well plumed, set on level with the topline and curved gracefully over the back so that the hair of the tail rests on the back.

尾巴：有许多羽毛，尾巴的位置与背线齐平，温和地卷在背后，所以尾巴上的毛发靠在背后。

Like many pheasant species, Tragopan show sexual dimorphism with the males having colorful plumage and a wide range of ornamentation, but they are similar to partridges in other traits such as molt patterns tail and the short tail relative to the wings.

角雉属Tragopan两性羽色不同，雄性具有艳丽的装饰性羽毛，这与一般雉族Phasianini相似；而尾较翅为短，尾羽的换羽从中央到外侧，这些特征又与鹑族Perdicini各属相同，形态特征上角雉属被划为鹑族。

The last return roll coming to the tail pulley and the first troughing idler on the top side of the conveyor determine how the conveyor belt runs or centers on the tail pulley.

靠近机尾滚筒的第一个回程托辊和靠近机头滚筒的第一个上托辊决定皮带的运行及机尾滚筒的中心。

No, a tail. It's like a waggy tail.

不，是一条尾巴，就像小丑的尾巴。。。

Because of information, article and service can with nearly free affording to have no risk, commerce begin, turn to these long tail especially. And say, it is the individualized demand for utilizing the advantage of Internet to meet the masses of users behind long tail on profound level.

事实上，大量国外研究表明，国有企业易受竞争条件（如类似于面对私有企业对手的处境）的控制，在这种环境中，他们的表现不一定是劣势的(Caves and Christensen 1980， Vernon and Aharoni 1981， Vernon 1987)。

Grading criteria: Grade 0 is normal. Grade Ⅰ is that the right forelimb bends. Grade Ⅱ is that the right forelimb grasped weakly when the tail is lifted. Grade Ⅲ is that the rat has no directivity in automatic action and circumrotates to right when the tail is lifted.

分级标准：0级：正常；1级：对侧前肢屈曲；2级：提尾时，对侧前肢抓力减弱；3级：自主运动无方向性，提尾时向对侧旋转；4级：自主运动时，向对侧旋转。

A process for decomposing CO2 generated industrially includes such steps as collecting CO2 tail gas, dusing and desulfurizing, oxidizing degradation in oxidizing tower, decomposing the oxidized tail gas in reactor to obtain oxygen gas for exhausting it and carbon-contained gas, and preparing carbon powder in carbon absorption tower with electric decarbonizing unit.

一种工业产生二氧化碳的分解处理方法，它包括：对二氧化碳尾气进行收集；对收集的尾气进行除尘和脱硫处理；将处理后的尾气送入氧化塔做二次氧化降解处理；将二次氧化的尾气送入反应槽进行分解；将分解后的氧排出，分解后的碳气送入一个碳吸塔的电除碳器形成碳粉。

The main work of the paper is shown as follows.1 The optimal model of the single and combinatorial hedging based on the constraints of total loss is established.The paper takes the positive profit skenewss as constraint of serious loss\' probability, which the tail of curved shape on density function of the hedging yield elongates right,and the left tail become short.

论文的主要工作如下：(1)建立了基于整体风险控制的单品种和多品种的套期保值优化模型通过套期保值收益率的偏度大于等于零，使得套期保值收益率密度函数的尾部向右拉长，而左端的尾部较短。

The model is unusual elements reverse zone feature, namely that the head halo at the bottom with the sequence, the tail halo at the top with the sequence; Comprehensive analysis is the head halo of lower ore body overprinting on the tail halo of upper ore body.

该模型具有异常元素逆向分带的特征，即前缘晕元素出现在分带序列的下部，尾晕元素出现在分带序列的上部，综合分析认为是下部矿体前缘晕叠加在上部矿体尾晕上面。

I can not negligent, he should do what?

我不能不在意了，他要做什么呢？

It is very dangerous to swim in the river alone.

一个人到河里游泳是很危险的。