查询词典 ash

two kinds of ash-less and phosphorous-free compounds, referred to as boma and loma, as lubricating oil additives, were synthesized to replace or partially replace zddp. they were characterized by means of infrared spectroscopy, mass spectroscopy and element analysis.

合成了两种无灰无磷抗磨添加剂：不含三嗪环的含羟基羧酸酯衍生物boma；含羟基的三嗪羧酸酯衍生物loma，分别用元素分析和红外光谱对分子结构进行表征。

Bone ash is the most important raw material for bone china, and its quality is directly related to the performance of bone china.

骨灰是烧制骨质瓷的最重要的原料，提高骨灰的质量也是提高骨质瓷性能的关键。

I bought a nice wooden box to take her bone ash,and covered it with a piece of pretty Chinese red cloth.

我给你挑了一个精致的木制骨灰盒，用一块红红的布裹上，看上去十分的漂亮。

Bone marrow was reduced to ash.

骨髓被烧成了灰

Small porous bowl made of bone ash used in assaying to separate precious metals from e.g. lead.

用来分析试验以从铅中分离贵重金属的用骨灰制成的小的多孔渗水的碗。

It analyses the bone ash disposal ways by entironment theory and takes forward the way that is environmental and fits to our country.

用环境科学理论对骨灰处理方式进行利弊分析，提出符合我国国情和环保要求的骨灰处理方式。

Bone china porcelain is basically made by adding bone ash to kaolin and petuntse.

骨瓷的基本成分是加入骨粉的高岭土和白墩子。

Fine porcelain that contains bone ash .

含有的精致的瓷器。

Although bone china is fired at lower temperatures than true porcelain, the bone ash enables it to become translucent nonetheless.

虽然骨瓷是在较低温度下发射比真正瓷，骨灰使它成为半透明不过。

The bone ash certainly sprinkles into the sea .

47，骨灰一定洒入大海。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。