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In the step of hydroxymethylation, gaseous formaldehyde, which was decomposed by paraformaldehyde, was conducted into the reactor. Orthogonal test was designed to investigate the factors of water content in material of PF, reaction temperature, reaction time and consumption of PF on the hydroxymethylation.

在羟甲基化反应中多聚甲醛的进料方式改进为气态进料法，通过正交实验，考察了多聚甲醛原料含水量、反应温度、反应时间、多聚甲醛用量对反应收率的影响。

The paper study the influence regularity for the surface quality of composite on pouring temperature, extraction time, WC particle size, WC volume fraction, parietes thickness, base material , and so on.

论文研究了浇注温度、抽气时间、WC颗粒大小、WC体积分数、壁厚、基材等因素对复合材料复合层表面质量的影响规律。

At the same time, Younga cooperates with APAN (Association pour la Promotion de l'Artisanat de la Nature) in Cameroon to create lots of plant-printed and natural material made products. With operation in the mode of fair trade and green free design, Younga hopes APAN can obtain more funds to practice in education and community refurbishment. Besides, to make human and earth well is also a dream of Younga; that is, Younga really appreciates your support and welcome your participance.

洋嘎」与非洲克麦隆的自然手工艺推广协会APAN(Association pour la Promotion de l'Artisanat et de la Nature)合力创作植物染与天然素材的生活小物，除了推广公平交易与自然创作的理念，也可以让APAN协会有更多的经费运用在教育与社区改造的项目里，因为您的支持认同，让地球与人类都更加美好。

Archaeologists working in other parts of Eurasia have been making use of these methods for some time and it is essential that archaeological fieldwork in Mongolia keep up with developments in surrounding regions in order to provide further comparative material for general models that focus on the economic and sociopolitical foundations of nomadic pastoralism.

在欧亚大陆其他地区工作的考古学家使用这种方法已有一段时间。蒙古地区的田野考古工作要赶上周围地区的发展的步伐，才能提供更多可相对比的反映游牧社会经济和政治基础的最一般模式的资料。

The study of soils is called pedology, Soil organisms participate in the formation of the habitat and constitute one of the five interactive factors in soil formation; the other four are climate, topography, parent material and time.

土壤的研究称为土壤学。土壤中的有机体参与了栖息地的形成，是土壤形成中构成五个相互作用的因素之一；其他四个是气候，地形，母质和时间。

The main products are: Hammer, thermal conductivity detector, permeameter, contraction of the expansion device, hand-held strain gauge, waterproof material detector, low-bending device, slag ball content in separators, heat load tester, performance test combustion furnace, a variety of thickness, thermal expansion of graphite electrode NG, coal strength meter, electric tamping device, hydrophobicity tester, mineral wool density meter, concrete drilling sampling machines, sawing machines, removed machine, setstube machine, hydraulic bending machine, impervious tester, determination of heat resistance, heating telescopic measuring device, an extension device, penetration tester, small meter, viscometer, drying time tester, pencil hardness tester, pendulum hardness, the adhesion tester, film zoned grid, and resistant to scrubbing detector, solvent resistance detector, wearable device, flat grinding device, wear-resistant coating shakeout device, staining resistance tester, impact tester , piercing instrument, instrument bending film, film coating, and sanding machines, cone-shaped grinding, high-speed dispersion machine, three roller grinder, Scratch tester, indentation tester, gloss Miriam, white tester, fresh video of Miriam, Miriam reflectivity, iron cobalt colorimeter, paint density cup, crack resistance testing apparatus, leveling device, flow hanging device, visual color box, the minimum temperature detector into a grinding, low temperature brittleness tester, visual color boxes, electronic pull machine, Mooney Viscometer, vulcanizing device, the proportion of direct-reading, the cold compression tester, heritage wearable device, Heritage scratch device, the friction coefficient detector, coating Detect zoned grid plate , coating resistance tester, such as burning a variety of test equipment.

主要产品有：回弹仪、导热系数测定仪、渗透仪、收缩膨胀仪、手持应变仪、防水材料检测仪、低温弯折仪、渣球含量分离器、热荷重试验仪、燃烧性能试验炉、各种测厚仪、石墨电极热膨胀仪、煤强度测定仪、电动击实仪、憎水性测试仪、矿棉容重测定仪、混凝土钻孔取样机、锯切机、磨平机、套丝切管机、液压弯管机、不透水试验仪、耐热性测定具、加热伸缩测定器、延伸仪、针入度仪、细度计、粘度计、干燥时间试验器、铅笔硬度计、摆式硬度计、附着力测试仪、漆膜划格器、耐洗刷测定仪、耐溶剂测定仪、耐磨仪、平磨仪、涂层落砂耐磨仪、耐沾污测试仪、冲击试验仪、穿孔仪、漆膜弯曲仪、涂膜涂布器、砂磨机、锥形磨、高速分散机、三滚研磨机、划痕试验仪、压痕试验仪、光泽仪、白度仪、鲜映性仪、反射率仪、铁钴比色计、涂料密度杯、抗裂性试验仪、流平仪、流挂仪、目视比色箱、最低成磨温度测定仪、低温脆性试验仪、目视比色箱、电子拉力机、门尼粘度仪、硫化仪、直读比重计、压缩耐寒试验仪、文物耐磨仪、文物划痕仪、摩擦系数测定仪、涂层检测划格板、涂层耐燃烧试验仪等多种试验仪器。

We report here creativity using compound solvent as solvent is the unique of the new technology on the basic of perpendicularity experiments and with the actual situation of our country, the effect of reaction temperature, reaction time, rate of material were optimized. Rate of yield can reach beyond 98% and this technology has successfully applied in practical production with the output of 300t per year.

解决以上两个问题是改进得克隆生产工艺的关键，本文针对上述问题，并且结合我国实际情况，在正交试验的基础上创造性的选择了复合溶剂，改进了得克隆的生产工艺，确定了最佳的投料比、反应温度、反应时间等反应条件，溶剂可以循环利用，并且得到了98％以上的高产率。

The photostimulated luminescence of the material was observed in this phosphor for the first time.

采用高温固相反应法制备了Ce(上标 3+)掺杂的BaBrCl材料。

In accordance with the micro-hardness test and the fracture toughness calculation of the one-time smelting production, it has wanted mechanical properties when target was sprayed. It has practical designation as the key photoelectric conversion material of solar cell.

经过显微硬度测试及断裂韧度计算，该熔炼产物制作的靶材具备溅射过程需要的力学性能，这对CIGS材料作为太阳能电池光电转换的关键材料具有实用意义。

In order to overcome the shortcomings of acellular dermal matrix used as tissue engineering scaffold material, such as bad permeability, low degradation speed, and strong immunogenicity, a new type of collagen scaffold was prepared by applying various chemical, biological and physical comprehensive methods to deal with pigskin. The microstructure of the scaffold was observed under photomicroscope and scanning electron microscopy, and the in vitro degradation time, permeability, tensile-strength, porosity, shrinkage temperature were tested.

为了克服猪脱细胞真皮基质作为组织工程支架材料渗透性差、降解速度过慢、免疫原性较强等缺点，采用多种化学、生物与物理综合方法处理猪皮制备了一种新型天然胶原支架材料，通过光学显微镜、扫描电镜观察以及体外降解时间、透水汽性、拉伸强度、孔隙率、收缩温度等的测定，对其性能进行了研究。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。