查询词典 asbestos

When the thickness of asbestos board is about 30 mm, the shell temperature can be controlled within 360℃, the thermal expansion stress of the shell is only 50 % of those without asbestos board, and this can help reduce the creep deformation rate of .

对中小型转炉提出了加隔热层石棉板降低炉壳表面温度的方法，并对重钢80t转炉炉身段进行了温度场及热应力分析，结果表明：当石棉板的厚度为30mm左右时，炉壳温度就能控制在360℃以内，炉壳所受到的热膨胀应力仅为没加石棉板时的50%，有利于降低炉壳的蠕变变形速率。

Board machine for making paperboard,asbestos board or asbestos-cement boards

纸板，石棉板或石棉水泥板制板机

Main Product or Service: oilfield drilling mud materials; the type of phenolic resin; water treatment agent; insulation sealing materials; asbestos and its products, etc.; asbestos paper composite board; graphite composite paper board; efficient coal combustion; efficient sintering agent; lubricants; fungicides; Jiangnian sloughing agent; Main Industry: Other sewage treatment equipment; Bactericidal Algicide; other energy-saving equipment; cylinders and components; other cleaning, cleaning equipment; fire resistance, fire prevention materials

主营产品或服务：油田钻井泥浆材料；各型号酚醛树脂；水处理药剂；保温密封材料；石棉及其系列产品等；石棉纸复合板；石墨纸复合板；高效节煤助燃剂；高效烧结剂；润滑剂；杀菌剂；降粘防塌剂；主营行业：其他污水处理设备；杀菌灭藻剂；其他节能设备；气缸及部件；其他清洗、清理设备；耐火、防火材料

Immerse the asbestos screen cloth or asbestos packing in the emulsion of Polytetrafluoethylene after dry and shaped by moulding.

用石棉铜丝布和或棉绊根浸渍于聚四氟乙烯乳液之中，后经干燥模压定型而成。

Immerse the asbestos screen cloth or asbestos packing in the emulsion of Polytetrafluoethylene after dry and shaped by moulding

聚四氟乙烯浸渍制品 Polytetrafluoethylene 用石棉铜丝布和或棉绊根浸渍于聚四氟乙烯乳液之中，后经干燥模压定型而成。

Most people who develop mesothelioma have worked on jobs where they inhaled asbestos particles, or they have been exposed to asbestos dust and fiber in other ways.

大多数人谁开发工作间皮瘤就业他们吸入石棉颗粒，或者他们已经暴露於石棉灰尘和纤维用其他的方式。

I have one factory main products, packing series 2, 3 ceramic fiber products, asbestos products 4, products series, such as asbestos dust.

我厂主要产品有1、盘根系列 2、陶瓷纤维制品3、石棉制品4、无尘石棉制品系列等。

SIGMA Fiber Cement Board does not contain any of asbestos fiber, however, it has strong bending strength like those with asbestos.

SIGMA纤维水泥板不含任何石棉纤维，但是，它有那些含石棉的板材一样的强弯曲强度。

The current literature on the effects of drinking water containing asbestos fiber is reviewed, and recommendation on continued asbestos use and monitoring of fiber levels are given.

对含有石棉纤维的饮用水有关作用的现有文献资料作了评论，并推荐使用石棉，监测纤维度。

Most people who develop mesothelioma have worked on jobs where they inhaled asbestos particles, or they have been exposed to asbestos dust and fiber in other ways.

这往往是产品名称，有很高的关键字出价。

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。