daa的例句大全

at ( 25 ± 2)℃, main products of liquid-phase polycondensation of acetone catalyzed by nta were diacetone alcohol ( daa) and mesityl oxide ( mo).

实验结果表明，NTA催化丙酮液相缩聚反应的主要产物在反应温度为（25±2）℃时，为双丙酮醇（DAA）和异亚丙基丙酮（MO）；

at 25 daa, the number of starch granules less than 0.6 μ m increased and bigger starch granules in diameter reduced continuously, indicating that new granules were still synthesized, however, the magnitude of increase reduced.

花后25天，小于0.6μm的淀粉粒数目仍不断增加，而直径较大的淀粉粒数目不断减少，表明籽粒中新淀粉粒的产生仍在继续，但增加幅度减少。

aiming at the requirements of daa, we propose a direct anonymous attestation protocol in trusted computing based on cpk combined with a provably secure ring signature scheme, and give the security analysis of this protocol in detail.

针对直接匿名证明的需求，根据TCG规范，利用CPK技术和一种可证明安全的环签名方案，提出一种可信计算环境中基于CPK的直接匿名证明协议，并全面地分析了协议的安全性。

q enzyme activity in strong grains reached its peak on 10th daa, while in weak grains reached the highest on 5th daa. the expression time of q enzyme activity in strong grains was later than that in weak grains.

强势粒Q酶活性花后10天达到峰值，弱势粒花后5天时酶活性最高，强势粒Q酶活性表达时间迟于弱势粒。

the results were as follows: during 0~ 8 days after anthesis ( daa), the respiration of abortive kernels was lower than that of well developing kernels, and then it grew much weaker for the former, entering the period of degradation.

败育籽粒的呼吸强度在授粉后的0～8d（0～8DAA）即明显低于同期发育的正常籽粒，到8DAA之后呼吸强度明显减弱，进入表观衰败期。

in this paper the variations of intensity of characteristic peaks with heating time for acrylonitrile ( an)/ diacetone acrylamide ( daa)/ methyl acrylate ( ma) copolymers have been studied under given temperature and oxygen atmosphere by insitu infrared spectroscopic method.

用原位红外光谱法研究了丙烯腈（AN）/二丙酮丙烯酰胺（DAA）/丙烯酸甲酯（MA）三元共聚物在给定温度和氧气气氛下随热解时间而变化的规律。

An improved DAA method is developed to predict the dynamic response of suspending shell to underwater shock.

拓广DAA法用于预报水中一次冲上波对悬浮体的动响应；

Direct Anonymous Attestation ( DAA) protocol was proposed by Trusted Computing Group for secure remote platform authentication and privacy protection.

直接匿名协议（DAA）由可信计算组织提出，旨在解决远程可信平台的认证和隐私保护问题。

what are the issues require special attention when chronic hepatitis c patients are treated with daa combinations?

慢性丙型肝炎患者采用DAA联合治疗时，有哪些问题需要特别注意？

The decline rate was great before the 20-25~ thday after anthesis ( DAA ).

开花后小麦 籽粒 灰分含量呈不断下降的趋势,前期下降较快,花后20～25天后下降较 平缓.

Objective : To evaluate the value of multi-planar reformation ( MPR ) in the patients with dissecting aneurysm of aorta ( DAA ).

目的: 探讨多层螺旋CT多 平面重组 ( multi-planarreformation,MPR ) 技术在主动脉夹层动脉瘤 ( DAA ) 术前评价中的价值.

Compared with DAA's methyl ester, both the products'maximal excitation wavelengths andemission wavelengths are red shifted.

对这两个产物荧光性质的研究表明, λ(ex) 在280-290nm之间,λ_(em) 在345-355nm之间,与脱氢松香酸甲酯相比,它们的激发波长与发射波长均有所红移.

One Oblivious Transfer ( OT ) based DAA protocol is presented and analyzed.

一种基于不经意传输 ( OT ) 的DAA协议被提出并分析.

Pod dehydrated drastically at 16-18 DAA.

花后16-18d豆荚急剧失水.

Conclusion: Early diagnosis and non-surgery treatment may improve the prognosis of DeBakey type DAA.

结论: DeBakey型DAA应采取综合治疗,早期诊断及积极、长期的 非 手术治疗可明显改善预后.

The DAA seasonal fluctuation was similar to that of DPA and alsopresented a double-peak pattern.

日同化量(DAA)的季节消长和日光合量相似,依然成双峰形.

The number of type II starch granules increased rapidly on the 21 st DAA.

花后21天n型淀粉粒剥离速度加快,数目剧增.

DAA exhibits L-shape with steps or plateaus.

上海DAA展品与步骤或高原.