The results show that the surfactants added and the surface active substances from effect the losser.结果发现除了一般的浮选条件以外,废纸浆中的表面活性剂和来自废纸的表面活性物质与浮选损失有着重要的关系....
They succeeded in rocketing a satellite into orbit.他们成功地用火箭把一颗卫星送入运行轨道.House prices are rocketing up.房价在飞涨.The world urban population is rocketing upwards at a rate of 6.5 per cent per year.世界城市人口以每年6.5%的速度急速上升.The natio...
Such as: to punch knives, batons and other embossing machine components.如: 改打孔刀 、 压花棍等机器各部件.Braille typewriters and electric embossing machines are also used.布拉耶盲字可以使用打字机,近来还有电动凸版机的发明.Pebbling: The process of embossing p...
他不明白为什么他的计算器上面的数字向右倾斜。He wonders why the digits on his calculator slope to the right.袖珍计算器只能计算到小数点后8位数。A pocket calculator only works to eight decimal places.用计算器核对一下你的答案。Cross-check your answers with a calculator....