介绍一种新型铁路用玻璃钢操纵台,并对其制作工艺加以详细论述.The manufacturing process is also described in detail in this paper.有控制系统和自动化设备设计和控制操纵台建设的经验.Experienced in control system and automatic equipment design and control cabinet construction.操纵台...
The composition of coal ash and mineral matters obviously influence coal ash fusibility.论述了煤灰熔融性温度与测试气氛、煤灰成分、矿物组成等因素之间的关系.Granite as raw material, PSA is made in a series of aggregate reactions of chemical fusibility.选用花...
What was I asking about? Ay, yes, I was asking what did you do yesterday.刚才我问 什么 ?哦, 有了, (想起来了)我是问你昨天做了些什么.'Ay , ay, sir,'cried the cook, in the passage.“ 是, 先生.”厨子在走廊里大声答道.Ay ! Louder , Vengeance, much louder,...
我妈妈的家族有很多人是生活在达科他西部.My mama's family, a lot of them had lived out west in the Dakotas.北达科他的冬季秀始于1937年.The North Dakota Winter Show started in 1937.自1987年起, 牛仔诗人会在梅多拉的达科他牛仔诗聚会相聚.Since 1987, cowboy poets have met at t...
They refined crude oil into various petroleum products.他们将原油提炼成各种石油产品.ABout 90 % of the waxes in commerce are recovered by dewaxing petroleum.工业用蜡中约有90%是由石油中回收的.The petroleum exploration geologist working with subsurface...