plastic film

You can use heavy roofing paper or polyethylene plastic film .

你可以使用重的屋顶纸或者聚乙烯塑料膜。

Plastic Film Thickness Measuring System

塑料膜厚度检测系统

Cover with plastic film and refrigerate for 24 hours .

覆上保鲜膜，冷藏24小时。

High Precision Temperature Control for Plastic Film Based on a Combined Method

一种树脂膜加热高精度控制的复合方法

Design of Scanning System for Monitoring the Thickness of Plastic Film

扫描式塑料薄膜厚度监测系统的设计

Air Permeability Measurement by Differential Pressure Method of Plastic Film

压差法测定塑料薄膜透气性能

Numerical Simulation of Heat Transfer Process of Plastic Film Prepared through Casting Method

流延法生产塑料薄膜传热过程数值模拟

Theoretical Design and Experiments on Used Plastic Film Collector with Roller

滚筒式残膜回收机的理论设计和试验研究

Study on identification of fingerprints transferred by plastic film to paper

纸张上薄膜拓印指纹检验研究

Analysis of the Leakage Factors of Soft Package of Liquid Plastic Film

影响液体塑料薄膜软包装泄漏的因素分析

Research on the Pattern of Three - line Planting under Wide Plastic Film

棉花矮密早宽膜三行栽培模式探讨

Patent Analysis on Mechanization Technology of Retrieving the Used Plastic Film

残膜回收机械化技术的专利分析研究

A Experimental Design Study of Steam Condensation on the Plastic Film Tube Surface

塑料薄膜管外蒸汽冷凝实验设计研究

Test method for gas permeability of plastic film

GB/T1038-1970塑料薄膜透气性试验方法

Study on the Testing of Permeability of Plastic Film

塑料薄膜透性测定技术研究

Test method for water vapor transmission of plastic film and sheet & Cup method

GB/T1037-1988塑料薄膜和片材透水蒸气性试验方法杯式法

Effect of long-term covering with plastic film on characteristics of nitrogen in soil

长期地膜覆盖对土壤氮素状况的影响

The plastic film mulch changed the thermal properties of soil .

覆膜改变了土壤热性质。

Study on Rice Cultivation Technique of Wide Ridge and Plastic Film Cover

杂交水稻宽垄覆膜半旱式栽培技术研究

Research on Agricultural Plastic Film with Diffuse Reflection Power

漫反射性农用薄膜的研究

Waste agricultural plastic film recycling technology in China

中国废旧农用塑料薄膜的回收与利用

Studies on chemical weed control in cotton mulching with plastic film

地膜棉田化学除草研究简报

Application of Calcined Kaolin of Coal Series on Agricultural Plastic Film

煅烧煤系高岭土在农用塑料薄膜中的应用

Objective To research the characteristics and identification of fingerprint transferred by plastic film .

目的研究薄膜拓印指纹的特征和检验方法。

Food package : New plastic film products

食品包装：塑料薄膜新产品

Development of X - ray Thickness Gauge for Plastic Film

薄膜X射线测厚仪的设计与开发

Effects of Plastic Film Mulch Patterns on Soil Surface Evaporation

地膜覆盖对土壤棵间蒸发影响的研究

Active solar heating system with soil heat storage for plastic film greenhouse and its effects

主动式太阳能集热/土壤蓄热塑料大棚增温系统及效果

Application of CAD technology to plastic film capacitors

cad技术在有机薄膜电容器中的应用

Development of multifunctional plastic film and Its Applications

多功能塑料薄膜的研制及其推广应用