查询词典 sieve analysis

Cause and basis for reforming the middle pressure s hi ft saturation column were analyzed,working principle of the new type of vertic al sieve plate column and its reforming situation in the middle pressure shift s aturation column were discussed,analysis and contrast were made for the operat ing parameters and economic benefit before and after reformation.

分析了中压变换饱和塔改造的原因和依据，论述了新型垂直筛板塔的工作原理及其在中压变换饱和塔的应用改造情况，对改造前后运行参数和经济效益进行了分析对比。

In this study, on the basis of the grain size analysis using the laser diffract instrument and sieve-pipette methods for several model sediments, the two sets of grain size parameters are compared and the differences between the two methods are analyzed.

为了解激光粒度仪法和传统的筛析－沉降法在模型沙粒度测量方面的差异，用这两种方法对几种模型沙样品分别进行了粒度分析。

Key words : grain size analysis ; laser diffract instrument ; sieve-pipette method ; model sediment

对不同的粒级组分进行了激光法和筛析-沉降法的回归分析，粗颗粒物质相关性好，可以进行数据间的转换。

Effect of grinding aids on grinding efficiency of Portland cement,slag cement and pozzuolana cement was evualated by adopting indexes such as residue of sieve,specific surface area and size distribution.Some references were provided for the selection of grinding aids by comparision test and results analysis.

选取了立窑和回转窑2种熟料，在同一试验条件下掺入不同种类及掺量混合材磨制成若干个试样，并采用筛余、比表面积及粒度分布等指标来评价助磨剂对普通硅酸盐水泥、矿渣水泥和火山灰水泥粉磨效率的影响，并进行了对比研究，通过作用效果的分析，为助磨剂的选用提供了参考依据。

After analysis on the process limitations existing in three manufacturing methods for metal micro-precision sieves, an optimized UV-LIGA technique based on SU-8 photoresist is presented to manufacture the micromesh nickel sieve-sheets.

分析了现有的精细金属网板制造工艺的优缺点，并提出采用基于SU-8光刻胶的UV-LIGA技术来制备高开孔率大厚度精细金属网板的工艺思路。

Based on the FT-IR analysis of molecular sieve film on the cordierite supports, a shoulder peak at 1050cm-1 should be the vibration of out framework Si-O, and not strong interrelated with the size and shape of TS-1 crystal.

通过对堇青石上的分子筛涂层进行FT-IR分析，发现1050 cm-1处的肩峰是由分子筛骨架外的Si-O键振动所引起的，而与分子筛的晶粒大小和晶体形状关系不大。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐