硅

In this paper we study the effect of Mn on properties of ADI in condition of high Si, and provide the experimental basis for the application of the material.

研究了高硅条件下锰对奥贝球铁性能的影响，为该材料的应用提供了试验基础。

The tests of active additions and high-performanceconcrete in which admix fly ash, ground slag, silicon powder were developedon the basis of summarize acquired research achievements inland and overseas.

在总结国内外已取得试验研究成果的基础上，开展了掺入粉煤灰、磨细矿渣、硅粉等活性混合料以及它们复合掺入的高性能混凝土的试验研究。

In addition, the admixture of glue and water content than the size of silica fume concrete strength of the impact is very obvious.

此外，外加剂的掺量和水胶比的大小对硅灰混凝土强度的影响也很明显。

AEI, a leading supplier of broadband communication, broadband networking and broadband application products that are cutting edge, innovative and affordable, is located in Sunnyvale, California,...

其主要业务是研发生产销售有机硅、聚合物、精细化学品、多晶硅和超纯硅片。瓦克在欧洲、美洲和亚洲拥有20多个制造工厂以及全球100余个销售办事处，雇佣了大约近20000名员工。亚洲的制。。。

The super light water repellent hard afwillite type calcium silicate thermal insulation product is successfully made from quart powder and lime as raw materials, alkali-resistant glass fiber, few of paper fiber and additives by means of dynamic water heating synthesis at pilot plant.

利用石英粉、石灰为主要原料，掺加耐碱玻纤及少量纸纤维，添加少量外加剂，采用动态水热合成法，中试生产成功超轻憎水硬硅钙石型硅酸钙绝热制品。

Traditionally, silicon cycling is thought to be mainly controlled by rock weathering, subsequent mineral dissolution, and final aggradation in waters.

传统认为硅的循环主要受岩石风化、矿物溶解和水体沉积的影响。

D aggregate amount of the adjustment: The silica-doped general do not have to adjust the amount of gravel.

总额的调整：硅掺杂一般不必调整数额的砾石。

Has been an annual production capacity coke oven, hot air furnace silica brick 200 thousand tons, semi-silica brick, clay brick 55,000 tons, other unshaped refractories 30 thousand tons of domestic as well as Asias largest manufacturer of silica refractories.

现已形成年产焦炉、热风炉硅砖20万吨，半硅砖、粘土砖5.5万吨，其他不定型耐火材料3万吨的国内乃至亚洲最大的硅质耐火材料的生产厂家。

Background of Project: taking industrial waste residue and municipal refuse as raw material, Luohe Huaxia New Type Building Materials Co., Ltd is a professional firm to manufacture free burnt supporting brick, air brick, ordinary brick, cork brick and light partition board, fire plate, light silico calcium plate and other new type building materials.

项目背景及建设条件：漯河市华夏新型建材有限公司是一家专业利用工业废渣和城市垃圾为原料，生产免烧承重砖、空心砖、砌块砖、多孔砖、轻质隔墙板、防火板、轻质硅钙板等新型建材的企业。

The catalyst includes: supported Ziegler-Natta catalyst of titanium halide compound and organic electron donor compound supported with MgCl2 alcoholate carrier; aluminoxane prepared with trialkyl aluminum and water; and one kind of organic electron donor, such as organosilicon compound R2Si(OCH3)2, where R is phenyl, isopropyl, isobutyl or cyclopentyl.

该催化剂包括，a一种负载型的Ziegler-Natta催化剂，即将卤钛化合物和有机给电子体化合物负载在氯化镁醇合物载体上得到的固体催化剂，b一种通过三烷基铝与水反应而制备得到的铝氧烷和c一种有机电子给体，如有机硅化合物R 2 Si(OCH 3 ) 2 ，其中R为苯基、异丙基、异丁基或环戊基。

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。