查询词典 volcanic ash

The results showed that , The shale has higher volcanic ash activity with calcined temperature from 700℃ to 800℃.

结果发现，在700～800 ℃范围内煅烧的页岩具有明显的火山灰活性，掺入经活化处理的页岩配制的混合水泥具有较好的强度性能。

The age of volcanic ash here shows little has changed inmillions of years.

这里的火山灰年龄表明在百万年里它几乎没有变化。

The amount of lime needed to precipitate aluminum varies with the age and weathering of the volcanic ash.

沉淀Al所需的石灰需要量应随火山灰形成的时间及其风化的程度而变化。

The nuclear winter much discussed during the Cold War in fact does not occur during heavy volcanic ash times.

在冷战时期谈论很多的核冬天是不会在有很重的火山灰期间出现的。

For comparison, the St. Helens eruption released between 1 and 2 cubic kilometers of material in the form of volcanic ash.

相比之下，圣海伦斯火山爆发释放之间的1和2立方米多公里的材料，在形式的火山灰。

Volcanic ash clouds are likely to continue to spread to Europe is facing a long time in the air stagnation.

火山灰云还可能继续向南扩散，欧洲正面临一场长时间的航空停滞。

Most were carved from compressed volcanic ash between 1400 and 1600 AD.

大多数雕刻选自火山岩石制作，在公元1400～1600年之间。

They ignored the erosion of the mountain by the volcanic ash!

他们忽视了山错误的入口竖立错误体被火山灰腐蚀腐蚀的迹象！

The soils are derived from volcanic ash and consist of sandy to sandy-loam earth.

这里的土壤来源于火山灰和砂质壤土。

At the center of almost every snow crystal is a tiny mote of dust, which can be anything from volcanic ash to a particle from outer space.

5几乎每个雪晶的中心都是一个微小的尘埃颗粒，它可能是从火山灰到外太空颗粒的一切东西。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐