查询词典 material particle

It is because that the particle size of acetylene black is smaller than that of graphite, it is easy to disperse well among active material.

这是因为乙炔黑的粒度比石墨小，比表面积相对更大，能很好地分散在活性物质之间。

For comparison,SnO_2 nanoparticles(with average particle size of 200nm) were divided into two aliquots: one aliquot was used as the material for the fabrication of thick-film gas sensors(denoted as "raw sensors").

作为气敏材料，在可燃气体检测和有毒气体探测器的研制中，SnO2是研究最多、使用最广的一种材料[1，2]。

These included an image analysis system to assess the facial mobility of people who are suffering from paralysing diseases or have had surgery on the face; a "text mining" tool to extract chemical information from the world's scientific literature; an educational venture, called Big Bang in a Box, to sell images of high-energy particle collisions at Cern's new atom smasher; and a lightweight material stronger than steel, for use in body armour and the aerospace industry.

其中包括：一套图像分析系统，用于评估罹患了麻痹性疾病者或面部曾动过外科手术者的面部灵活性；"文本采掘"工具，用于提取全球科学文献中的化学信息；创建一家名为"盒中的大爆炸"的教育企业，出售欧洲粒子物理实验室新粒子加速器中高能粒子碰撞的图像；以及一种轻质材料，强度高于钢，应用于防弹衣及航空航天工业。

The microscopic stress distribution in particle-filled material has been studied by axisymmetric finite element method.

与试验结果比较表明，该模型在未发生明显损伤的变形范围内是正确有效的。

The cantilever screen vibration sifter, which is developed to solve the material blocking problem in the processing of sinter's particle size classification in blast furnace system, has been greatly considered to be applied to preventing material particles blocking in the screen, which will result in lower screening efficiency.

悬臂筛网振动筛是在解决高炉槽下筛分堵孔难题的实践中研发出来的，它被认为可很好地用来解决因物料堵孔而造成的筛分效率低下的问题。

The test method is to fetch the urea of the same quality and coated material of different quality first, make coating material parcel evenly the urea particle s surface, grant them into the soil, eluviate with the distilled water every 24 hours, collect the eluviationing solution, titrate the eluviationing solution with distillation titrimetric method, that is, add alkali distillation, make the ammonia release out, absorb with boric acid solution, then titrate it with standard acid.

试验方法是称取相同质量的尿素和不同质量的包膜材料，将包膜材料均匀地包裹在尿素颗粒的表面，将包裹后的包膜肥料施入模拟试验的土壤中，每隔24个小时用蒸馏水淋溶，收集淋溶液，用蒸馏滴定法滴定淋溶液，即加碱蒸馏，使氨释放出来，用硼酸溶液吸收，而后用标准酸滴定之。

The particle diameter of the modified up-conversion luminescent material was aggrandized in SEM In settlement testing, the modified up-conversion luminescent material has more favorable dispersion stability than un-modified materials.

沉降实验表明，修饰醛基后的上转换发光材料在水溶液中的分散稳定性得到了提高。

Material contacting with bottles of manipulator collets adopt imported polyurethane to make, which has long using life, good elasticity, it will not hurt bottles, is thermostable and wearable, without dropping particle, to avoid pollution caused by spare parts material.

机械手夹头与瓶子接触的材料均采用进口的聚胺脂制作，其使用寿命长，弹性好，不伤瓶、耐热耐磨，并且不会产生脱落物，从而避免出现因零部件材料原因而产生污染。

Coupling means (7) can take the form of glue, friction material with a particle size of 0.1 1.0 mm, a film provided with friction material, a powder coating or a plasma coating.

利用胶粘剂、大约0.1-1.0mm粒度的摩擦材料、设有摩擦材料的薄膜、粉末涂层或者等离子涂层作为增附结构(7)。

The synthesized MnO_2 material under different heat-treat temperatures were tested by X-ray diffraction and scanning electron microscopy.The results indicated that the MnO_2 material was granular and had particle size of about 200nm.

采用循环伏安法对MnO_2电极材料进行测试，在1mol/L Na_2SO_4电解液、-0.2～+0.8V扫描电位内，不同扫描速率下电极均表现出理想的电容特性，当扫描速率等于1mV/s时得到最大比容量

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。