The concept of effective conductivity of gray dielectric thin film is introduced.
用Boltzmann传输方程建立灰介电薄膜声子辐射传热方程,提出灰体介电薄膜的当量导热系数的概念,指出Fourier定律只适用于声学极厚区域,给出了用Fourier定律进行热流密度计算的误差。
The paper introduces the ammonia process of producing high-grade zinc oxide from impurities zinc oxide dust which produced by the smoked stoves in a large internal smelter.
本文介绍了利用氨法处理杂质成分复杂的某大型冶炼厂炼铅系统烟化炉氧化锌烟灰制备高等级氧化锌的工艺。
The theories of the reaction for all elements in dust at volatilizing kiln was studied.
研究了钢厂烟灰各种成分的反应原理 ,根据这些原理 ,对炉料温度 ,炉料的混合与加料方式 ,窑内的负压控制和焦粉的粒度进行了条件试验 ,得出了最佳工艺条件 ,指导了生
It has not only economical and social benefit but also meets the need of clean production to reclaim rich metals such as copper,lead,bismuth,zinc from copper blast furnace dust.
铜转炉烟灰富含Cu、Pb、Bi、Zn等元素,回收这些有价元素,不仅是环保和清洁生产的需要,而且可以获得一定的经济效益和社会效益。
Study of the Structure and Performances of BOPP Tobacco Film;
BOPP烟用包装薄膜结构性能研究
Packaging and Industrial Films Association (PIFA)
英国包装及工业用薄膜协会
Biaxially oriented polyester film for package
GB/T16958-1997包装用双向拉伸聚脂薄膜
Rigid polyvinyl chloride film for packaging food
GB/T10805-1989食品包装用硬质聚氯乙烯薄膜
Polyethylene blown film for packaging
GB/T4456-1996包装用聚乙烯吹塑薄膜
film laminating adhesive for food packing
食品包装用复合薄膜胶粘剂
a shrink - wrapped dictionary
一部用收缩薄膜包装的词典
wrap(eg food)in plastic film that shrinks tightly round it
用收缩性塑料薄膜包装（如食物）
A thin, flexible, transparent sheet, as of plastic, used in wrapping or packaging.
薄膜如塑料的薄的、柔软的并且透明的用于裹或包装的薄膜
hot-sealing film bagged packing machine
热封薄膜袋式包装机
film vacuum combination packer
真空薄膜联合包装机
In cartons of4 block×5 kg, each block to be wrapped in polythene sheet and/ or bag.
每纸箱装4块×公斤，每块用塑料薄膜布和/袋包裹。
THE APPLICATION OF THE PROGRAMMABLE CONTROLLER IN THE FILM PACKING MACHINE OF EASY PULL OUT JAR
可编程控制器在易拉罐薄膜包装机上的应用
Research and Application on the Key Technology of Film Package Returnable System;
薄膜产品可回收包装系统关键技术及应用研究
Application of BOPA Film in Packing Sector;
双向拉伸尼龙薄膜在包装领域应用分析
Study of Heat-seal Properties on CPP Film for Flexible Packaging of Lithium-ion Battery
锂离子电池软包装用CPP薄膜热封特性的研究
Research and Application Status of Blocking Plastic Film
塑料包装薄膜粘连性研究及其应用现状
Studies and Applications of MAP Films Permeability for Fruits and Vegetables
果蔬自发气调包装薄膜透气性能的研究与应用