查询词典 solid geometry

4The obtained solid alkali catalyst was applied to biodiesel preparation with colza oil and used oil as materials respectively and the technics was optimized by sigle-factor and orthogoral experiments with esterification rate as the index. The optimal technique conditions using colza oil were: the amount of solid catalyst 12%, the mol ratio of methanol to oil 9:1, reaction temperature 65℃, reaction time 3h, under which the esterification rate reached to 94.48%.

4以菜籽油和煎炸废油为原料，利用固体碱催化剂催化制备生物柴油，以转化率为考察指标，采用单因素和正交试验对工艺进行优化，得到以菜籽油为原料时制备的最佳工艺参数为固体催化剂投入量2.5％，醇油摩尔比9∶1，反应温度65℃，反应时间3h，转化率达到93.9％；以煎炸废油为原料时最佳工艺参数为反应温度65℃，反应时间3h，固体催化剂投入量4％，醇油摩尔比6∶1，转化率达到91.2％。

The letterpress adopts the suitable solid reagent to take the place of the liquid sour and the organic reagent in the Diphenylcarbazide hydrazine intensity of light method (GB7467-87) to mensurate. hexavalent chromium in water.. It has carried out the rapid mensuration of chromium in water using entire solid commixture reagent and it selects affecting condions of the mensuration and maks the optimization .

为应对突发性水污染事故的现场应急监测， 2006年我中心购置的美国哈希便携式DR/2400型多参数仪，该设备适用于地表水和地下水等环境水中铬的测定，是一种准确、灵敏、快速、简便的测定仪，在2006年陕西镇安5-30水污染事故的应急监测中发挥的极其重要的作用，但由于该仪器所使用的试剂是专用的试剂，其价格昂贵、购置麻烦。

The results showed that the best substrate of weight ratio of bran was that grain pieces∶ cornmeal was 2∶1∶1.Most quantities of sporulation and antifungal compound on spore germination of Verticillium dahliae were analyzed.Accumulation of antifungal compound was in direct proportion to the quantities of sporulation in the solid fermentation conditions.The solid ferment...

结果初筛出最佳固体发酵基质配方为麸皮：豆粕：玉米粉比为2：1：1；发酵温度、料水比、pH值、接种量等对菌株产芽孢及其抗菌物质的分泌有明显影响；在固体发酵条件下，芽孢的产生数量与抑菌物质的积累呈正比，以温度为35℃，料水比为1：1.4，pH值为7.0，接种量为10%为菌株最佳发酵条件。

The abstract lathe is in the machine manufacture uses a most widespread kind of engine bed, mainly uses in processing each kind of rotation surface (for example: In the outer annulus cylinder, the circular conical surface, the ring groove, the solid of revolution formation surface and so on) and the solid of revolution end surface, some lathes also can process the thread.

车床是机械制造中使用最广泛的一类机床，主要用于加工各种回转表面（如：内外圆柱面、圆锥面、环槽、回转体成型面等）和回转体的端面，有些车床还能加工螺纹。

The test results showed that the amount of this kind of function material to conjugate proteins were larger than 1.5ig/mm2and its one time adsorption rate was larger than 80% and can satisfy the requirements for solid-phase radioimmunoassay. Test results showed that this polymer-NHS-ester can connect with proteins through covalent bounds under mild conditions This technical method will supply a type of new material for solid-phase radioimmunoassay.

实验证实，这类聚合物NHS酯可在温和条件下与蛋白反应，使蛋白以共价键结合方式固定在聚合物上，这种功能材料对蛋白的结合量大于1.5μ／mm~2，对蛋白的一次吸附率大于80％，能满足固相放免分析的要求，将为固相放免分析提供一种新材料。

Is a leading operator of electronic products, computer and its accessories, office supplies and consulting services to provide information trading company, the company's major business partners and suppliers come from China, Japan, Korea, Malaysia , Singapore and Hong Kong and other countries and regions, the Company by virtue of a variety of product categories, good commercial reputation and in Europe a solid sales network, has a number of Asian suppliers and vendors to establish a solid partnership of my company trade and sales steadily improve, and cooperation in Europe's product sales and brand awareness is also growing up.

葡萄牙欧亚国际贸易有限公司是一家主要经营电子类产品，电脑及其配件，办公用品和提供信息咨询服务的贸易公司，公司的主要商业合作伙伴和供应商多来自中国，日本，韩国，马来西亚，新加坡和香港等国家和地区，本公司凭借多样的产品种类，良好的商业信誉和在欧洲地区稳固的销售网络，已经和多家亚洲供应厂家和销售商建立了巩固的合作关系，我公司的贸易额和销售量在稳步提高，合作商的产品在欧洲的销售和品牌的知名度也日渐攀升。

The influence of solid-solid transition on the wax precipitation was considered in the correlation of standard fugacity ratio.

当温度低于旋转化温度时，烷烃成为低能量不可转化的β晶体，其间不同碳原子数的正构烷烃都经历了固-固转换。

It is suitable to transport non-glutinosity solid powder and grain, crystalloid, solid material less than 10mm.

特别适用于无粘度的固体粉料及小于Φ 10mm 颗粒料、晶体料、固状物料的输送。

There are fourteen chapters, including introduction, plane stress and plane strain, two-dimensional problems in rectangular coordinates, two-dimensional problems in polar coordinates, photoelastic and moire experimental methods, two-dimensional problems in curvilinear coordinates, analysis of stress and strain in three dimensions, general theorems, torsion, bending of bars, axisymmetric stress and deformation in a solid of revolution, thermal stress, the propagation of waves in elastic solid media, at last there is an appendix on the application of finite-difference equations in elasticity.

全书共十四章，包括绪论、平面应力和平面应变、直角坐标中的二维问题、极坐标中的二维问题、光弹性与云纹实验方法、曲线坐标中的二维问题、三维应力和应变问题、一般定理、简单的三维弹性问题、扭转、杆的弯曲、回转体中的轴对称应力和变形、热应力、弹性固体介质中波的传播，最后有一附录，讲述差分方程在弹性理论中的应用。

Moreover, they are not suitable for gears manufactured by different cutting tools. Based on gear generation principle, a new method to establish accurate 3D solid model of cylindrical gear by mechanism function of Pro/E is proposed. Taking the manufacture of spur-gear with pre-grinding hob as an example, this method is introduced in details and the accurate 3D solid model is set up.

以范成法加工齿轮的原理为理论基础，介绍在Pro/E平台下利用其机构模块的"轨迹曲线"功能精确构建各种刀具加工出来的渐开线圆柱齿轮齿廓曲线的方法，并以磨前滚刀加工直齿圆柱齿轮为例，详细介绍该方法的使用步骤，构建其精确的三维实体模型。

Connectors are lines that can be anchored to particular places, called glue points , on the graphic object.

连接符，可固定在图形对象的特定的地方的线条。

Another way of putting it, too many agents have a say in each other's work, and bureaucratic rigor mortis sets in.

另一种表达是，太多的作用物在彼此的工作里都有话语权，官僚的僵尸开始抬头。