1.
Experimental study on gas explosion detonated by the rock friction sparks
岩石撞击摩擦火花引爆瓦斯的实验研究
2.
an alloy that emits sparks when struck or scratched with steel; used in lighter flints.
与钢撞击或摩擦时能发出火花的合金，用作打火石。
3.
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
4.
The waves crashed against the rocks.
波浪撞击在岩石上溅起浪花。
5.
Producing sparks by friction.
摩擦起火的通过摩擦产生火花的
6.
Experimental Study of the Mechanism of Frictional Sparks Induced by Anchor-Rope Tensile Impact Loads
锚索冲击拉伸摩擦火花产生机理的实验研究
7.
Break, break, break On thy cold gray stones, O sea!
撞击，撞击，撞击大海啊，在冰凉灰色的岩石上迸溅！
8.
He was sure he had captured a fireball as a piece of space rock struck the moon with great energy.
他很肯定，当某块星际岩石猛裂撞击月球表面时，他抓拍到了撞击产生的火球。
9.
THE DOPPLER EFFECTS OF AE WAVEFORM IN ROCK FRICTION
岩石摩擦滑动中声发射的多普勒效应
10.
The sparkle made by the collision of rocks burned forests and beasts fled away and brutalized human beings.
山石撞击出的火花也把山林燃着，野兽仓皇出逃，残害人类。
11.
Rubbing stones together produces sparks to start a fire.
用石头相擦可产生火花用来引火.
12.
Ignition Capability of Friction Sparks and Hot Surface for Fire Risk
火灾中摩擦火花和热表面引燃能力的研究(英文)
13.
Soft rocks may be gradually worn away and harder rocks are rubbed so that they become smooth and shiny.
松软的岩石渐渐地磨掉，硬的岩石被摩擦，以至于它们变得平滑光亮。
14.
He rubbed two stones together to produce sparks.
他把两块石头相互碰擦而产生火花。
15.
Methods for the improvement of impact strength of brake lining material
论提高石棉制动摩擦片冲击强度的途径
16.
A very hard, fine-grained quartz that sparks when struck with steel.
燧石，火石一种用钢撞击能发出火星的坚硬的、纹理细密的石英
17.
When he struck the flint, a few sparks flew from it,
当他敲击打火石时，有一些火花迸出来，
18.
Matches are lighted by friction.
火柴由摩擦而生火。