塑料薄膜

他们在我们的窗子里面贴了层塑料薄膜。

They put plastic sheeting on the insides of our windows .

我在容器上盖了一片聚乙烯塑料薄膜，解决了这个问题。

I have overcome this problem by placing a sheet of polythene over the top of the container

秧苗上面覆盖着塑料薄膜。

The rice seedlings were covered with plastic sheeting .

使用塑料薄膜覆盖，可以防止跑墒。

Plastic sheeting is used to cover the soil to prevent loss of moisture .

为了证实蠕虫并不能光靠咀嚼就导致聚乙烯破裂，研究人员将一些虫子制成糊状物并放到塑料薄膜上。

To confirm that the worms ' chewing alone was not responsible for the polyethylene breakdown , the researchers made some worms into paste and applied it to plastic films ．

农田塑料薄膜（地膜）污染对土壤环境危害很大，覆膜灌溉技术可能会增加其复杂性。

The plastic sheeting used in farmland extremely pollutes and sabotages the soil environment .

单轴经济切割机可处理大多数材料，包括乙烯，塑料薄膜，无纺布，泡沫和纸张

Single shaft economy slitter handles most materials including vinyl , plastic films , non-woven s , foams and paper .

Air（初三适用）透气性塑料薄膜的研究与应用

Study and Application of the Air - Permeable Plastic Film

岩棉板包装（Package）：塑料薄膜或纸板箱。

Sheet film of plastic or carton .

基于多线阵CCD的氟塑料薄膜在线疵点检测研究

Research on Fluoride Plastic Film On-line Defect Inspection Based on Multi-linear CCD

PVC塑料薄膜贴合工艺及产品性能测试

Lamination of plastic film and determination of laminate properties

以高直链玉米淀粉和PVA为原料，共混制备塑料薄膜。

In this study , high-amylose corn starch and PVA were used as experimental materials .

考察了环境光对用514nm绿色激光激发时的PE透明塑料薄膜拉曼光谱的影响。

The 514 nm green Laser Raman spectra influenced by environmental light has been studied in determination for transparent plastic thin film .

几种国产透明塑料薄膜（片）对~（60）Coγ射线剂量响应的若干特性研究

Investigation of the dose response characteristics of several clear plastic films ( or piece ) for ~ ( 60 ) co γ - rays

在散装小麦的房式仓，利用磷化氢环流熏蒸系统，对粮面用PVC塑料薄膜密封的小麦进行膜下环流熏蒸的试验。

The fumigation test with phosphine re-circulation fumigation system for wheat mass sealed with plastic film was carried out in warehouses .

该文介绍了一种采用脉冲密度调制（PDM）控制策略的串联谐振型塑料薄膜表面处理电源的研制。

This paper presents a pulse density modulated ( PDM ) series resonant inverter developed for plastic film surface treater .

EVA塑料薄膜是V法铸造技术的关键材料，曾由于延伸性能不够，一度阻碍了V法铸造的发展。

The EVA plastic film is the key material of V-process casting , and once obstructed the development of V-process casting because of its inadequate elongation .

通过优化工艺条件，制备了高淀粉填充量的淀粉/聚乙烯醇完全生物降解塑料薄膜，研究了提高淀粉用量对淀粉/聚乙烯醇（PVA）完全生物降解塑料薄膜的力学性能和耐水性影响；

Starch / poly ( vinyl alcohol )( PVA ) full biodegradable film with high content of starch was prepared by the optimization of processing technology .

Trent的计划是将清水海藻种植在充满富营养废水的半透塑料薄膜里。

Trent 's plan is to grow freshwater algae in nutrient-rich waste water inside semi-permeable plastic membranes .

SBS防水卷材是以聚脂纤维为胎体，以SBS橡胶改性石油沥青为漫渍涂盖层，以聚乙烯塑料薄膜为防粘隔离层的一种柔性油毡。

Waterproof coiled materials of SBS are a flexible felt of polyester fibre as casing , SBS modified asphalt as coating and polyethylene film as antiseizing separation layer .

该机适用对流延膜（CPE），高密度聚乙烯（HDPE），低密度聚乙烯（LDPE）塑料薄膜封切成手套，广泛适用于医疗，餐馆，美容，食品生产等各种行业。

Use : It is suitable for producting CPE , HDPE and LDPE film into glove , which used in medical , restaurant and food filed .

塑料薄膜表面处理电源的PS-PWM控制及其人机界面

PS-PWM Control and Human-Machine Interface of Power Supply for Plastic Film Surface Treatment

热塑性聚氨酯（TPU）薄膜是塑料薄膜中的新产品。

Thermoplastic polyurethane ( TPU ) membrane is a new type of the plastic films , and it is available to meet specific application that unavailable in other thermoplastics .

以淀粉（Starch）、聚乙烯醇（PVA）为原料制备了共混交联塑料薄膜（S-P），采用ASTM法与培养皿法测定S-P膜材料的生物降解性能。

A S-P plastic film was prepared by blending and crosslinking starch ( ST ) with polyvinyl alcohol ( PVA ), and the biodegradability of the film was determined with ASTM and Quantitative Petri Dish methods .

其种子发芽出土、形成幼苗需要较高积温，在塑料薄膜棚内，约需40d。

The results showed that the germination and seedlings emergence need higher accumulation temperature and about 40 days in plastic film arch .

覆膜，就是把聚丙烯（PP）、聚氯乙烯（PVC）和其它塑料薄膜，通过机械均匀地涂布上一层粘合剂，在一定温度和机械压力作用之下，达到与纸张粘合牢固的过程。

The covering , is a polypropylene ( PP ) polyvinyl-chloride ( PVC ) and other plastic film , evenly spread on the cloth through the machinery bond , under the certain temperature and the mechanical pressure function , achieves with the paper agglutination reliable process .

为降低中小功率薄膜表面处理电源成本，提出了一种基于移相全桥脉冲宽度调制（PWM）控制方式的塑料薄膜表面处理电源，在中小功率应用场合可取代传统调压方式的薄膜表面处理电源。

To reduce the cost in medium and small power supply , this paper presents a power supply for surface treatment of plastic film based on Phase-shift Pulse Width Modulation ( PWM ), which can substitute the medium and small power supply by voltage regulating traditionally .

利用一步溶液共混法，将预糊化的淀粉糊与PVA溶液共混，用乙二醛进行交联，制备淀粉／聚乙烯醇（PVA）完全生物降解塑料薄膜。

Fully biodegradable film of starch / poly ( vinyl alcohol ) was prepared via one-step solution mixing method , in which glyoxal was introduced directly into the mixture of pregelatinized starch paste and poly ( vinyl alcohol ) solution as a crosslinker .

通过广泛的阅读资料和调研，分析了该技术领域存在的问题，采用在测量上广泛使用的光电转换器件线阵CCD技术，完成了塑料薄膜缺陷检测系统的总体方案设计。

The existing problems in the technology field were analyzed on the basis of extensive reading for data and investigation . The whole scheme design for inspecting system of defects in plastic film was achieved , in which the photoelectric conversion device linear array CCD technology was adopted .

QZK1300切纸机用于裁切纸张、塑料薄膜、皮革和其他各种软性材料。

QZK1300 paper cutter is suitable for cutting paper , plastic films , leathers and other soft materials .