碳化的

These ligands were found to be very effective in construction of quaternary carbon centers by using asymmetric allylic alkylation.

这类配体在前手性亲核试剂的不对称烯丙基化构筑手性季碳中心的反应中，显示了较好的反应活性及对映选择性。

The ligands were found to be effective in palladium-catalyzed asymmetric allylic alkylation to construct chiral quaternary carbon center.

这类配体在前手性亲核试剂的不对称烯丙基化构筑手性季碳中心的反应中，显示了较好的反应活性及对映选择性。

Following the choice of the materials, taking ZL205A alloy as the matrix and boron carbide as the reinforcement, the experiment was carried out in air by the stir-furnace.

经过广泛调研和充分的论证，本研究选取ZL205A合金作为基体，碳化硼颗粒作为增强体，采用搅拌复合的方法在空气状态下制备出用于实验的复合材料。

For a certain hot-pressing conditions, relative density, flexural strength and fracture toughness of the materials hot-pressed from boron carbide powder with 7wt%carbon are 98.5%, 460 MPa and 7.65 MPa*m1／2,respectively.

结果表明：在一定的热压条件下，添加7％C的碳化硼烧结体的相对密度可高达98.5％，断裂韧性为7.65 MPa*m1／2，弯曲强度仍能达460 MPa。

The Company QG chromium carbide hardfacing composite plate, using welding or brazing with metals produced by automatic arc welding alloy powder to add new process methods, the formation of hypereutectic high chromium multi-element alloys superhard wear-resistant layer, can significantly improve easy to wear pieces of equipment and steel production life.

本公司QG碳化铬耐磨堆焊复合钢板，采用焊丝或焊带产生的金属电弧添加粉末合金自动堆焊新工艺方法，形成过共晶高铬多元素合金系超硬耐磨层，可大幅提高易磨损设备及钢板制作件的使用寿命。

The company Main products: tungsten powder, tungsten carbide powder, cobalt powder; Carbide Rods, rotary burrs, rough milling cutter blade, pipes, plates and other special-shaped products; high-density alloy products; Carbide Milling Welding, T-shaped slot milling cutter, reamer, broach, drill, composite cutting tools, etc.; overall carbide saw blade milling cutter, end mill, slot milling, ball milling, cutting tobacco cutter, reamer, drill, scheduled to handle drilling, etc.; folder, mold, measuring, etc.; Company carbide spiral blades and ultra-fine carbide crystals of high-speed milling product line to fill the gaps in the province, the product is widely used in textile, steel, chemical, mining, machining and electronics industries, and become a Canton Panasonic, Wanbao, FAW, Sanyo, HA 1 workers, the volume of HA, Shanggong and domestic well-known military enterprises and many other brand-name manufacturers to suppliers, the company also self-employed or commission Products agents sold Europe and the United States, Japan, Southeast Asia, Taiwan, Hong Kong and other countries and regions, are users.

公司主要产品：钨粉、碳化钨粉、钴粉；硬质合金圆棒、旋转锉、锯片铣刀毛坯、管、板材及其它异形制品；高密度合金制品；硬质合金焊接铣刀、T形槽铣刀、铰刀、拉刀、麻花钻、复合刀具等；整体硬质合金锯片铣刀、立铣刀、槽铣刀、球铣刀、切烟刀、铰刀、麻花钻、定柄钻等；夹、模、量具等；公司硬质合金螺旋刀片及超细晶体硬质合金高速铣刀产品系列填补了省内空白，产品被广泛应用于轻纺、钢铁、化工、矿山开采、机械加工、电子等行业，并成为广州松下、万宝、一汽、三洋、哈一工、哈量、上工及国内知名军工企业等众多名牌厂家的供应商，公司产品还自营或委托代理商远销欧美、日本、东南亚、台湾、香港等国家和地区，均得到用户的好评。

The influences of different stirring system and Al3 seeds addition on particle size of carbonization product from sodium aluminate solution were investigated.

采用间断碳分的方法，研究了不同搅拌和晶种添加情况对铝酸钠溶液碳酸化分解产品粒度的影响规律。

Industrial application of a commercial software of model predictive controlfor five groups of twenty-five carbonation columns in a soda plant was introduced in this paper.

纯碱生产装置中的碳化塔既是多相反应器又是多步结晶器，其中包含了吸收、反应、多相流、传热和传质等多种复杂的物理、化学过程。

Using ferric chloride, aluminum chloride and cupric chloride as catalytics in the synthesis of isoamyl formate,acetate and propionate.

本文分别用氯化铁、氯化铝和氯化铜催化合成甲、乙、丙酸异戊酯，实验证明氯化铁、氯化铝有较高催化活性，对五个碳以下的有机酸和醇的酯化活性较高，并对其机理进行了探讨。

The experiment shows that air can be separated using 1~# carbide of brown coal and 1~# carbide of long flame coal on suitable carbonization condition owing to swing pressure absorption.

实验表明，在合适的碳化条件下，1~＃褐煤和1~＃长焰煤的碳化物，经变压吸附可以分离空气。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。