分子分离

The Brenner potential based MD simulations are performed to study the compression and detaching between the 47°, 69° and 93° carbon nano-cones and one rigid plane , and the configuration, energy and external-loading evolvement during the compression and detaching are obtained.

采用Brenner势的分子动力学方法，模拟了47°、69°及93°锥度碳纳米锥与刚体平面压缩、分离的全过程；获得了三种碳纳米锥与刚体平面作用过程中的构形演变、能量-变形曲线以及力-变形曲线；根据模拟结果，分析了它们承载能力以及变形能力的差异。

This study determined the existence of contagious ovine pleuropneumonia in Xinjiang and biological characteristics of pathogen isolates,exploringly established HN-PCR method for rapid detection,which can provide important science basis and technology means for fast diagnosis,molecular epidemiology,prevention and treatment of the disease.It will also has important academic value and application meaning on prevention of contagious ovine pleuropneumonia in Xinjiang.

本项研究确定了绵羊传染性胸膜肺炎在新疆的存在及分离株的主要生物学特性并探索建立了快速检测病原的半套式PCR方法，为绵羊传染性胸膜肺炎的快速诊断、分子流行病学及防治提供重要的科学依据与技术手段，对新疆地区绵羊传染性胸膜肺炎的控制具有重要的学术价值及生产应用意义。

The results showed that the prepared aromatic polyamide NF membrane had better performance of selection and ...

实验结果表明，所制芳香聚酰胺纳滤膜对无机盐及小分子有机物具有较好的选择分离性能。

Is better than that of using Na〓S merely and the profit per year is over 6, 000, 000 yuan. External potential-control flotation column and The Cu-Mo bulk concentrates flotation separation. With appropriate combination of the principle of sulphide flotation pulp electrochemistry and the technology of flotation column show the advantage over flotation equipment, External potential-control flotation column was studied successfully, laboratory potential-control flotation column was designed and its structural principle, the relationship of electrode structure and the activity of separation, the electrochemistry principle of potential-control flotation column also was investigated.

用具有较强电化学还原能力的无机物（如硫化钠、连二亚硫酸盐等）与能和硫化铜矿物表面发生选择性吸附的小分子有机化合物组合使用、成功地实现了混合精矿体系中黄铜矿的抑制、解决了德兴铜矿铜钼混合精矿浮选分离时、硫化钠用量大、生产成本高，生产指标不稳定的技术难题，研究结果表明，用组合抑制剂3.8kg/t可取代生产中硫化钠45kg/t的高用量，并获得优于单用硫化钠的好指标，年直接经济效益600万元以上。

Objecdt ive Synthesis of molecularly imprinted polymer membrane to separate racemate of amino acid hydantoins.

合成了可对氨基酸海因对映异构体选择性分离的分子印迹聚合物膜。

This low molecular weight ribonuclease with selective cytotoxicity for tumor cells isolated from oocytes of the Chinese northeast frog will join the candidate proteins of drug molecular for the treatment of cancer.

这种从中国林蛙卵中分离纯化出的具有选择性细胞毒性的小分子量核糖核酸酶，为肿瘤的治疗提供了新的候选蛋白分子。

The list of the self-styled "distinguished Americans" who are its members is a rollcall of the most prominent neoconservatives who so enthusastically support the "war on terror".

这是一个设在美国的支持车臣分离运动的首要组织，其成员中自封为"杰出美国人"的几乎是清一色的最为臭名昭著的极右"新保守主义"分子，都狂热地支持"反恐战争"。

With a F2 population between a resistant and a susceptible parent (03036×03748), the linked marker was screened by BSA method and RAPD technology. Two specific bands were found at the 500 bp region using F2-based bulked segregant analysis plants.

以番茄抗叶霉病和感叶霉病亲本组合(03036×03748)的F2分离群体为研究材料，采用BSA法和RAPD技术筛选与抗病基因连锁的分子标记。

A population of 48 individualswas developed from cross'91-42-51' ×'Ruiguang 2', and was used to find molecular markers linked to characters as peach or nectarine, yellow or white flesh, male sterility or male fertility by bulked segregant analysis.

以91-42-51 ×瑞光2号的杂交后代共48个单株为试材，采用集群分离分析法，对桃果实的有毛/无毛、白肉/黄肉以及无花粉/有花粉3 个性状进行了分子标记研究。

The methods of bulk segregant analysis , randomly amplified polymorphic DNA and sequence characterized amplified regions were used to analyze F〓 individuals of the hybrid IR24×78-15 and molecular genetic markers linked to Xa-min gene were identified.

同时，以IR24和78-15为亲本进行杂交（IR24×78-15），并采用分离群体分组分析法、随机引物扩增多态性DNA和序列特异性扩增区筛选与Xa-min连锁的分子标记。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。