变螺距 meaning in Chinese
varying pitch
Examples
- Nc milling - machine big size variable - pitch screw rod
数控车铣加工大尺寸变螺距丝杠 - Processing change thread pitch screw on general purpose machine tools
变螺距螺杆的通用机床加工 - Axially varying pitch
轴向变螺距 - Surface , the easliy wear and tear parts use grinding - resistant material , extruding part use variable cylinder diamethe extruder with compact structuures , transmission gear with hard gear ter detachable pitch , great extruding p0ressure , high vacuum degree , low loading capacity ( electricity - saving more than 25 % than the same product ) . it reaches advanced domestic level andcan replace imported items . it is suitable to produce hollow brick with high hole ratio , coal waste rock hollow bricks , shale hollow bricks , prower coal ash hollow - bricks . the extruder won the scienttific and technological progress pride of the lst building material scientific and techniques achievement exhibition in jiangsu province and the golden prize of the mational brick and tile energy - saving lxln achievement
该机结构紧凑、传动齿轮均系硬齿面,易损件采用耐磨材料、挤出部分采用变缸径、变螺距、挤出压力大、真空度高,装机容量低(比同类产品节电25 % ) ,性能优于进口同类设备,适用生产高孔洞率空心砌块、煤矸石、页岩、精煤灰空心砖及各类高掺入量粉煤灰砖和低塑性原料砖，该机在江苏省首届建材科技成果展览会科技进步奖； 94全国砖瓦节能四新成果展览会金奖，西安国际博览会金奖。 - This paper puts forward a new bulk taking equipment project - screw and gas sucking - taking equipment , first the paper analyses the movement of bulk material in the screw slot , and analyses the materials movement law under the influence of the varitational room between screws and the airflow qualitatively , establish the equation of movement of the stream of gas and solids bulks in screw slot and build up the law of material vertical transportation and airflow radial speed distribution in screw slot
论文提出一种新的散货取料装置方案? ?螺旋气力吸取料装置，论文从物料在螺旋槽中的运动分析开始，定性分析了物料在变螺距螺旋空间和气流共同作用下运动规律，建立了物料与空气沿螺旋槽输送的运动方程，确定物料的垂直输送速度与气流速度在螺旋槽内的径向分布规律。