Formation mechanism and elimination of heavy sparks with the 3~# high-speed flying shear
3号飞剪高速剪切大火花的成因及解决办法
Control on rock friction sparks and heating-up of sandstone roof in a coal mine
抑制煤矿砂岩顶板岩石摩擦火花和升温
The phenomenon of generating spark by rock mass friction and crash is observed and summarized.
利用旋转摩擦试验机进行了岩石摩擦、撞击的模拟试验研究,观测总结了岩石摩擦、撞击产生火花的现象,同时利用TVS-8000MKⅡ型红外热像仪实时采集岩石摩擦、撞击时岩石的瞬时红外辐射温度,得出岩石表面升温与岩石的垮落高度和岩石质量存在正相关关系。
The results showed that a multitude of small sparks covered the entire surfaces of the samples at applied constant current densities.
结果表明:不同电流密度时,都可在阳极表面观察到细小电火花。
The physical characteristics of the ignition processing caused by electrostatic discharge(ESD) sparks and the igniting characteristics of the ESD sparks are investigated.
由分析静电放电火花点火过程的物理特征和静电放电火花的点燃特性。
Quasidimensional combustion model for spark ignition natural gas engines;
火花点火式天然气发动机的准维燃烧模型
With respect to the natural gas characteristics,this paper describes technical problems related to the convertion from a diesel engine into a spark ignition CNG engine by theoretical analysis,such as induction system,combustion system,ignition system,control strategies and so on.
结合天然气的特性,通过理论分析,论述了柴油机改为火花点火式天然气发动机所涉及的技术问题,如进气系统、燃烧系统、点火系统、控制策略等。
Spark ignition natural gas engines with prechamber,which have obvious advantages of both high thermal efficiency and low exhaust emissions,have been increasingly developed due to energy resources and serious air pollution problems in recent ten years.
由于全球能源和环保的要求，预燃室式火花点火天然气发动机近十年来得到迅速发展。
electric ignition
电火花点火,电气点火
produce a spark
喷出火星，发出火花
Fireworks sparkled in the distance.
烟火在远处发出火花。
The children's fireworks sparkled.
孩子们的烟火发出火花。
Fuel is ignited by the spark plug.
燃料由火花塞点火。
simulated spark-ignition engine
模拟火花点火发动机
spark-ignition fuel-injection engine
火花发火喷油式发动机
The firework exploded in a shower of sparks.
烟火炸开放出一阵火花.
EDM (Electric Discharge Machine)
电火花(模具工业)
We see an extremely excellent scene of the fire dragon shuttling back and forth among fireworks.
焰火中，火龙穿梭，火花四射，异常精彩。
Confine fire spark range with fire proof sheet.
用防火材料制成防火屏防止火花喷射。
NC large EDM machine
大型数控电火花机床
small hole electrical discharge internal grinding machine
电火花小孔内圆磨床
CNC electrical discharge machine
数控电火花加工机床
NC precision EDM machine
数控精密电火花机床
NC EDM wire-cut machine
电火花数控线切割机床
NC wirecut EDM machine
数控电火花线切割机床
NC die sinking EDM machine
数控电火花刻模机床