查询词典 float downstream

During the process, the product stream is subjected to an interstage distillation step, thereby removing at least a portion of the alkylate from the product stream before the product stream is introduced into a downstream reactor.

在该方法中，产物流在进料到下游反应器之前，进行级间蒸馏步骤，由此从产物流中脱除至少部分烷基化物。

Industry production method of allyl alcohol , development of downstream products and its applications were introduced, and development suggestions were put forward.

介绍了烯丙醇的工业生产方法、下游产品的开发及应用情况，并提出发展建议。

The results suggest that Smad4,one of the intracellular downstream molecules of TGF-β superfamily,and an inductive signal mediating epithelial-mesenchymal interaction,may regulate the differentiation of ameloblast and odontoblast cells,and modulate dentinogenesis and amelogenesis.

结论首次观察到Smad4信号分子在人牙胚发育过程中的表达，Smad4作为TGF-β超家族细胞内信号分子，可能参与上皮间充质的相互作用，同时也参与成釉细胞和成牙本质细胞的分化以及牙釉质和牙本质的形成。

Cloning of the Schwanniomyces occidentalis α-amylase and high expression in S.cerevisiae.The E.coli / yeast shuttle plasmid YCEpl partial library of Schwanniomyces occidentalis DNA was constructed and α-amylase gene fragments were screened in Saccharomyces cerevisiae by amylolytic activity.Several transformants with amylolysis were obtained and one of the fusion plasmids has about 5.0 kb inserted DNA fragment.It contains the upstream and downstream sequences of α-amylase gene from S.occidentalis .

以E.coli/yeast穿梭质粒YCEp1为载体构建西方许旺酵母部分基因组文库，在大肠杆菌中扩增后提取混合质粒DNA，经电转化非缺陷标志酒精酵母 AS.2.1364，在YPDS平板(含1%葡萄糖和1%可溶性淀粉)上用淀粉水解活力筛选含水解淀粉的阳性转化子，从阳性转化子中分离重组质粒证实含5.0kb的插入片段，用α-淀粉酶基因两端序列设计的引物PCR扩增及扩增片段序列分析证实该片段中含有α-淀粉酶全部编码序列。

Design another set of specific primers, of which upstream and downstream primers were located in the two sides of the cleavage site respectively, to develop the one-step RT-PCR method for detecting H5 and H9 subtypes of AIV. Identify the sensitivity of the developed one-step RT-PCR method by detecting 2 AIV strains of H5 subtype and 3 AIV strains of H9 subtype, and the specificity by detecting the RNAs of NDV, IBV and IBDV as well as analogue detection using computer software.

根据H5、H9亚型HA基因序列，分别设计一套特异性引物，其上、下游引物分别位於裂解位点两侧，应用RT-PCR一步法检测AIV H5和H9亚型，并验证所建立方法的敏感性；通过检测NDV、IBV和IBDV等RNA病毒及电脑软件模拟检测，验证其特异性。

Northern Lanna Thai has also expanded its forces, and in 1296 its capital city of Chiang Mai,.14 century, the Chao Phraya River downstream emerged a powerful Ayutthaya Dynasty (1350-1767), annexed Sukhothai, torn of Angkor Thom.

北部的兰那泰王国也扩大了势力，1296年定都清迈城。14世纪中，湄南河下游出现了强大的阿瑜陀耶王朝（1350—1767），吞并了素可泰，蹂躏了吴哥城。

And the more "upstream," culture-friendly, purpose driven, and wise perspectives should not be disregarded in favour of "downstream", more immediate anthropocentric risks and consequences.

而较"上游"的和谐文化、驱动力和明智的观点，也不能不顾"下游"的利益，更为现时的人类风险和后果。

In this study, what had been used inculding CBF1 and CBF3 of CBF family, its downstream COR15a gene , regulating element CRT/DRE in promoter of COR15a gene, Cloning CBF1 and CBF3 from Arabidopsis thaliana, and Cloning ApCOR15a gene from Arabis pumila of xinjiang. On the basis of plasmid pBI121,being used CaMV35S promoter and SAR iductivity promoter synthesized by PCR, six plant expression vectors had been constructed: pCB111, pCB111-1, pCB112,pCB112-1,pCB113, pCB113-1, and then transformed to Agrobacterium GV3101 by electics.

本研究选用了CaMV35S组成型启动子和人工合成的由水杨酸诱导的启动子SAR、拟南芥CBFs家族中的CBF1和CBF3、新疆小拟南芥COR15a基因及其CRT/DRE顺式作用元件构建了不同组合的六个植物表达载体：pCB111、pCB111-1、pCB112、pCB112-1、pCB113和pCB113-1，并采用农杆菌介导的叶盘转化法转化烟草，获得了大量的抗性植株。

Along the Mekong River, flooding is becoming increasingly worse for the downstream countries in recent years while aridness is also getting worse during dry seasons.

沟通在湄公河流域，这几年下游国家的洪灾越来越严重，但旱季时却变得更加干旱，那里的人们感到很气愤，认为是中国在上游不负责任地修大坝造成的结果。

ARMER takes error occurs at both upstream and downstream of active node into account and implements both NACK aggregation and suppression in active node.

提高了发生空间相关丢包情况下的反馈控制效率在发生空间相关丢包情况下，反馈消息数目剧烈增多，极容易引发"反馈闭塞"问题，而现有的反馈消息控制策略普遍效率较低。

I was up all night because I was in pain, she said.

我整夜，因为我在疼痛，她说。

A crow caws /craoks.

乌鸦叫。 51-论文网