Magnesiaalumina spinel, as an important catalytic material , is applicable both as catalyst and as catalyst support.

The synthesis methods of magnesia-alumina spinel are electro-fusion and sintering process.

镁铝尖晶石的合成方法有电熔法和烧结法.

Spinel containing refractories are widely used in metallurgical industry.

含尖晶石的耐火材料广泛应用于冶金行业.

This paper introduces the characteristics, synthetic methods and domestic applications of spinel refractory.

本文介绍了镁铝尖晶石的特性 、 合成方法及尖晶石质耐火材料在国内的应用.

And you can laugh a spineless laugh!

懦弱的人们,你们笑吧!

If you feel that George Bush has been spineless overseas, Mr Giuliani is undoubtedly your man.

如果你认为乔治·布什在海外事务上胆小的话, 朱利安尼毫无疑问是你中意的人.

a bunch of spineless politicians

一群怯弱的政客

...bureaucrats and spineless politicians.

官僚和懦弱的政客们

A jellyfish is a spineless animal.

水母是无脊椎动物.

EXAMPLE: The spineless employee was scared to ask his surly boss for a raise.

这位怯懦的员工不敢跟他专横的老板提加薪.

And you can laugh spineless laugh, we hope your rules and wisdom choke you.

你可以蔑视那些缺乏骨气的笑声, 我们期盼着你们制订的规律和守则令你们窒息.

My supervisor is a spineless person. He never stands behind his decisions.

我的主管是一个没骨气的人. 他不敢为他做的决定负责.

He's too spineless to ask for more money.

他没有勇气要求更多的钱.

Teachers usually are pretty spineless , but you university professors are even worse.

大凡教书的人总是那么灰色的, 大学教授更甚.

In fact, his cactus spines from the leaves into the.

原来, 仙人掌身上的刺,是由叶子变成的.

Behind us the high mountains we had emerged from showed their crumbled peaks and prehistoric spines.

在我们身后,翻越过的高山古色苍茫,呈现出一幅错落的山峦轮廓.

The teacher told the students to straighten themselves up, or their spines would get bent.

教师告诉学生们要坐直, 否则他们的脊柱会变弯的.

We seldom ate fish and then only those that had scales and spines.

我们很少吃鱼,只吃过一些带鳞或长脊骨的鱼.

To see the binder spines, turn to page 2 of this publication.

如果要查看活页夹侧面, 请翻到这份出版物的第2页.

This plants radiate spines in all directions.

这些植物在各个方向上长刺.

A hedgehog's spines point backwards.

刺?的刺毛是向后长的.