现有的超细粉碎设备必须优化其工作参数才能在硅灰石产品细度符合要求的同时又有较高的长径比。
The existing ultrafine grinding equipment can not conform to the request of this degree of wollastonite product and have higher length-diameter ratio until optimize its operational parameter.
产量与纤维比强度和麦克隆值均呈正相关，抗虫杂交棉仍然存在纤维长度、强度与细度不协调的问题。
The lint cotton yield was positive with fiber strength and micronaire. The correlation among fiber length, strength and fineness of insect-resistance hybrid cotton were still inconsistent.
云母作为功能材料或填料都需要高纯度、细的粒度和窄的粒度分布、高白度和高径厚比。
As a functional material or filling are need higher content brightness narrowly particle size distribution and radius-thickness ratio.
阐述了火山灰活性、烧失量、细度和需水量比等品质指标对粉煤灰质量的影响，对粉煤灰品质提出了要求。
Effects of quality index, which are volcanic ash activity, loss on ignition, fineness and water demand ratio, on quality of fly ash are expatiated, the requests to quality of fly ash are put forward.
在国内外普遍使用的细栅距幅光栅叠栅条纹系统中，衍射效应是很明显的，这是造成叠栅条纹信号的衬比（度）和正弦性不好的主要原因。
In an amplitude grating system of small grid pitch, the diffractive light is the main cause to deteriorate the contrast and sinusoidal property of Moiré signals.
粗晶组织比细晶组织的裂纹偏折更大，粗糙度诱发闭合效应更强，因而裂纹扩展较幔。
The short cracks deflect more severe in coarse grain structure than in fine grain one, result in roughness induced crack closure effect, therefore exhibit slow crack growth rate.
结果表明，视频显微镜法比后两者较为方便和快捷，精确度高，并适合小块布样分析中对纱的细度测定。
The result show that video microscopy is more convenient, shortcut and accurate than microscopy and projection. It is suitable for measuring yarn diameter in small fabric sample analysis.
对于优化粉煤灰，用透气法测定其比表面积比用筛析法测定的细度，更适宜于表征粉煤灰的品质。
For optimized fly ashes, specific surface value determined by air permeability method is more desirable than fineness value by sieve analys...
对于优化粉煤灰，用透气法测定其比表面积比用筛析法测定的细度，更适宜于表征粉煤灰的品质。
For optimized fly ashes, specific surface value determined by air permeability method is more desirable than fineness value by sieve analys...
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