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We firstly bring forward and realize technologies of arbitrarily shaping laser pulse in the time domain by chirped pulse stacking, programmablely shaping spatial intensity by crystal liquid diaphragm, focused spot smoothing using angular spectrum dispersion by special gratings and detecting and compensating the small patch wave front aberration. Precise, programmable, efficient and \'all parameters\' condition of high power laser system has been obtained.

首次提出并实现了啁啾脉冲堆积型的时间波形任意整形；液晶光阀可编程光强空间整形；特殊光栅光谱角色散焦斑束平滑和小尺度波前畸变的探测和补偿，从而对高功率激光系统的激光束实现了高精度、可编程、有效的"全息"控制。

The two companies are integrated enterprises specialized in the production of spice, API, leather, building chemical products, and rubber. We have rich production experience, advanced production equipment, considerable technological force to produce products of top class quality. Our production and business concept is "service and credit first". We have invested 25 million RMB yuan in our companies and have totally 108 employees, 25% of whom are medium-level and senior technicians. We produce series products of Purple Mink brand including the spice: Raspberry ketone, Piperonal, Anisaldehyde, 99% isosafrole, 99% safrole; APIs: Diphenylmethanol, 4-Octyloxyphenol, 2,3-Dihydrofuran; leather chemical products: XD Alkaline chromium sulphate, XD Liming agent; building materials: productivity of 15000 tons of naphthalene series high-efficient high-concentration water reducing agent and 8000 tons of environment-friendly aliphatic water reducing agent; rubber chemical products: F101 Composite resin rubber sulfidizer. The annual sales amount is 80 million RMB.

本公司生产产品涉及香料、医药原料、皮革化工、建材化工、橡胶化工综合性化工企业，具有生产经验丰富、生产设备先进、技术力量雄厚、产品质量一流，服务、信誉第一的生产经营理念，资本投入2500万元，公司员工108人，各类中、高级技术人材占总人数的25%，生产的"紫貂"牌系列产品主要有香料类：覆盆子酮、洋茉莉醛、天然大茴香醛、99%异黄樟素、99%黄樟素，医药原料类：二苯甲醇、4-辛氧基苯酚、2，3-二氢呋喃，皮化类：XD碱式硫酸铬、XD浸灰助剂，建材化工类：萘系列高效、高浓减水剂15000吨、绿色环保型脂肪族减水剂8000吨的母体生产力，橡胶化工类：F101复合树脂橡胶硫化剂系列产品。

In this thesis, a convenient and efficient synthesis of highly functionalizeddihydropyrido[2,3-d]pyrimidines via a double [5 + 1] annulation strategy startingfrom easily available α-alkenoyl-α-carbamoyl ketene--acetals 1 and cheapreagents (NH4OAc, DMF, and POCl3) has been developed.

本论文探索了一种简便有效的合成高度官能化的二氢吡啶并[2，3-d]嘧啶的方法，此方法由易得的α-乙酰基-α-氨基乙酰基二硫缩烯酮1和便宜的试剂(醋酸铵，二甲基甲酰胺和三氯氧磷)通过两步[5 + 1]加成而实现。

The annulation of stilbene compounds were studied. Phenanthrene derivates-interme diates of tylophorine were synthesized by annulation from-2,3-bis(3,4-dimethoxyphen yl)acrylic acid and-2,3-bis(3,4-dimethoxyphenyl) acrylonitrile with phenyliodine diace tate as a friendly and high efficient catalyzer.The route was first reported, whose application foreground would be promising.The catalyzer will be used to study of synthesi- zing a series of new phenanthrenes.

本文还探索了简单类化合物关环反应，并研究出用廉价高效对环境友好的催化剂-二乙酸碘苯成功地将类化合物－3，4-二甲氧基-α-(3，4-二甲氧苯基)-肉桂酸和-2-(3，4-二甲氧苯基)-3-(3，4-二甲氧苯基)-丙烯关环形成相应的菲环衍生物－娃儿藤碱重要中间体，此方法在国内尚属首次，具有重要的应用价值，此外可用此催化剂研究一系列类化合物的关环反应。

An automatic and efficient edge blending method was presented to improve the imagery quality of multi-projectors display system with anomalistic and multiple overlap regions.

针对带有异形、多重重叠区域的多投影仪显示系统，给出一种自动、快速的边缘融合方法用于改善投影画面的质量。

Earlier, chairman Ali Ansari and CEO Muhammad Lukman talked about the technology, expertise and track record of NCCPL and said that they want to make NCCPL a leading of Pakistan to provide efficient, effective and reliable clearing and settlement services at par with international standards.

此前，委员会主席阿里安萨里和首席执行官穆罕默德Lukman谈到技术，专业知识和跟踪记录NCCPL并表示，他们希望使NCCPL领导的巴基斯坦为市民提供高效率，有效和可靠的结算及交收服务，在与国际标准看齐。

MIP Mapping technique is very efficient for antialiasing in texture mapping.

MIP Mapping技术是纹理映射中一种有效的纹理反走样技术。

Objective: To find efficient measures of teeth extraction for patients with anticoagulant treatment.

目的：探讨接受抗凝血治疗的患者，在不停止抗凝治疗的同时实施拔牙术的处理方法。

The most efficient input of energy is actually at an antinode.

能量的最大有效输入是在波腹。

Introduced in 1975 and extended by Ronald Reagan and every president since, the EITC is a type of negative income tax for poor workers and is America's most efficient antipoverty tool.

所得收入抵免制度于1975年制定，为罗纳德·里根总统和他以后的总统们沿用。它是降低贫穷工人收入税的一种税制，是美国最有效的降低贫困的方针。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。