一步
- 与 一步 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Adiabatic temperature changes testing is one of the most important way to evaluate the cooling ability of the material.
评价一种磁性制冷材料的性能好坏,对其进行绝热温变测试是很重要的一步。
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His horse dropped behind the adjutant's, and jolted him at regular intervals.
皮埃尔的马一步一颠地落在副官后面。
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Based on these recognitions, by the analysis of production method, development formation division, development well grid and well spacing, single well daily rate and recovery efficiency prediction, etc, a development plan was brought to effect: it is all around affusion and made the oil-well of east fault sparse, and predicted the recovery efficiency of 55%, provide a sound foundation for the future development in the area.
在此认识的基础上,通过开采方式、开发层系划分、开发井网和井距、单井日产能力、采收率预测等研究,确立了边外注水+断层东油井抽稀,断层西少部署一排油井的开发方案,利用数值模拟方法,预测采收率为55%,完成油藏开发方案的设计,为该区下一步开发提供了有力依据。
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On May 12, through the construction that broad ginseng builds unit last a period of time more than one year, company of golden plain group the key is energy-saving 2008 the environmental protection that decrease a platoon tackles key problem project " contain enlarge of station of sewage disposal of heavy metal ion to be able to transform a project " affusion trial run is successful, each technology index achieved production to design craft requirement, the mark is worn the company reclaims in sewage processing use on the one pace that stepped materiality.
5月12日,经过广大参建单位历时一年多的建设,金川集团公司2008年重点节能减排环保攻关项目"含重金属离子污水处理(通过物化方法去除水中一些物质的过程)站扩能改造工程"注水试车成功,各项技术指标达到了生产设计工艺要求,标志着公司在污水治理回收利用上迈出了实质性的一步。内容来自www.ch-water.com
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Such investigation provides a possible way for one-pot synthesis of 1, 4-butanediol fiom allyl alcohol on industrial scale.
为工业上由丙烯醇一步合成1,4-丁二醇提供了一条可能的新途径。
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To one kind of variational inequalities, some researchers give an alternating direction method, which solve a linear variational inequality and a system of nonlinear equations in each iteration.
针对一类变分不等式,有研究者给出了一种交替方向法,在每一步迭代中分别要求解一个线性变分不等式和一个非线性方程。
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These components are intricately related and must be anatomically visualized in every step of the rhinoplasty sequence.
这些组成部分构成一有机整体,在每一步的鼻整形步骤中都必须辨明其解剖结构。
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Detailed contents are given as follows:(1)In views of the x-ray laser target chamber on the SG-II high-power laser facility and the experimentally physical demands, the key influencing factors, such as the elliptical eccentricity and the spectral detection angle, on the angular dispersion, the spectral resolution,and the photometric parameter were studied by the elliptical self-focusing geometric principle. In order to increase the spectral and spatial resolution, using ray tracing code and optical path function, optimization calculation was carried out for an elliptical crystal spectrometer.
进一步以此为核心开发出了一种新型的X射线测量与诊断系统,取得了一些新的科研成果,可为王王淦淦昌昌院士、王大珩院士二老倡导研制成的用于国防科研、激光惯性约束聚变、强激光与物质相互作用、X射线激光等物理研究的大型钕玻璃高功率"神光II"激光装置上的物理实验提供更有效的诊断X射线谱手段,扩充了其应用范围,也对激光等离子体辐射keV以上能区段的X光发射和吸收的原子物理过程与机制、占据动力学、谱形态结构等方面做了深入一步的理论和实验研究。
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ANKA based on strict school rules, checks with every student's criteria, record every bit progress she or he makes. settles all issues which may incur during their studies, provides solutions to tackle those problems.
安卡执行严谨办学方针,对每一学生做到详细学生评定,记录学生每一步成长,进步,对学生遇到的学习中的问题认真分析,提出解决问题的方案与建议。
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THE FIRST TOTAL SYNTHESIS OF TAXAMAIRIN B Taxamairin B, representive of rare naturally-occuring rearrang-ed 9(10→20)-abeo-8, 11, 13-triene diterpenoids, has been firstsynthesized by a eleven-step route in an overall yield of 8.19%,starting from commercially available catechol and 1,3-cyclohexan-dione. The improved Friedel-Crafts annulation, thermodynamicallycontrolled-geminal pairing methylation, the selective oxidation ofallyl group and the selective reduction of the less-hindrancecarbon-carbon double bond are the key steps.
二。美丽红豆杉素B的全合成研究 1,美丽红豆杉素B的首次全合成以价廉,易得的邻苯二酚和1,3-环己二酮为原料,经过改良的Friedel-Crafts烷基化反应,热力学控制的α,β-不饱和酮结构的α一位双烷基化,烯丙位的选择性氧化,以及选择性还原位阻较小的碳碳双键等十一步反应,以8.19%的总收率首次完成了美丽红豆杉素B的全合成。
- 推荐网络例句
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The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.
此刻阴唇已经几乎完全的缝在一起了,排除多余淤血体液的管子和Foley导管从顶端冒出来。
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To get the business done, I suggest we split the difference in price.
为了做成这笔生意,我建议我们在价格上大家各让一半。
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After an hour and no pup, look for continued contractions and arching of the back with no pup as a sign of trouble.
一个小时后,并没有任何的PUP ,寻找继续收缩和拱的背面没有任何的PUP作为一个注册的麻烦。