length diameter ratio 长度直径比 ; 长径比
Length-diameter ratio of screw 螺杆长径比
length-diameter ratio of spray orifice [动力] 喷孔长径比
length-diameter ratio of hole 喷孔长径比
Fiber Length Diameter Ratio 纤维长径比
great length-diameter ratio 长径比大
The machines under lesser screw length-diameter ratio possess the blending capacity of double screw extrusion under bigger length-diameter ratio.
实现了在较小的螺杆长径比的条件下达到双螺杆挤出机在较大的长径比条件下，才能达到的混炼混合作用。
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.
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 comminution type and technical conditions can have great impact on the length-diameter ratio of the product in preparing ultrafine needle-shaped wollastonite powder.
采用不同的粉碎方式及工艺条件制备硅灰石超细针状粉，对产物的粒度及长径比有重要的影响。
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