机翼是由铺在碳纤维框架上的聚乙烯薄膜制成的。
The wings are made of a polythene film stretched over a carbon fiber frame.
相比之下，人们可以从太空中看到在西班牙数百英里长的用来种植西红柿的聚乙烯薄膜。
In contrast, the hundreds of miles of polythene sheeting used to produce tomatoes in Spain can be seen from space.
胶块用聚乙烯薄膜包封。
聚乙烯薄膜覆层或浸层不得出现撕裂或破损。
No tear or break on the coating or dipping layer of P. E. coating film is allowed.
本文研究了空气中高密度聚乙烯薄膜的辐射效应。
The radiation effect of high density polyethylene films in the air was studied.
所谓防潮层，即是由两层当地可获得的聚乙烯薄膜组成。
The damp proof course is a double layer of locally available PE-film.
聚乙烯薄膜作为约束物，对可燃气云爆炸有着重要的影响。
Polythene film used as confinement plays an important role in flammable cloud explosion.
聚乙烯薄膜的脆化分子量一般为4000—6000左右。
The molecular weight is about 4000-6000 when PE film is brittle.
实验结果表明，厚度最高且带有一定透气孔的聚乙烯薄膜最好。
The experimental result that the best membrane is polyethylene which the thickness is better than another and has bleeder vent.
该薄膜的力学性能接近纯聚乙烯薄膜，并具有较好的光降解性能；
The experiment results showed that the mechanical properties of the films approximated to that of LDPE film, and the films had good photo-degradation properties.
非热封双向拉伸高密度聚乙烯薄膜，特别为扭曲，包装应用而设计。
Twist-Lyte 23TH185 ExxonMobil Chemical Oriented HDPE Film A metallized, non sealable biaxially oriented high-density polyethylene film. Designed especially for twist-wrap applications.
测定了厚度不同的聚乙烯薄膜袋中磷化铝片剂的全部散开所需最长时间。
The concentration of phosphine(PH_3)in the decomposing process of aluminium tablets and the longest complete scatter time of the tablets were al-so detected respectively.
利用预辐射方法，在聚乙烯薄膜上接枝不同分子量的缩乙二醇丙烯酸酯单体。
In this paper, some condensed ethylene glycol acrylate monomers with different molecular weight being grafted to the PE film by means of pre-irradiation is reported.
综述了近年来可生物降解聚乙烯薄膜的研究及对聚乙烯生物降解性能的评价。
The recent study on biodegradable PE film is reviewed, and the methods available for the estimation of the biodegradability of PE plastics are introduced.
而且羰基指数随薄膜中母料含量的增加而增多，母料的加入有利于聚乙烯薄膜降解。
Furthermore, carbonyl index with accession of masterbatch content was increasing, so adding of masterbatch was beneficial of photodegradation.
本文描述了一个由金硅面垒型探测器和锥形面聚乙烯薄膜辐射体所组成的快中子谱议。
A semiconductor fast neutron spectrometer consisting of a Au-Si surface barrier detector and a conical polyethylene foil radiator is described.
研究了不同光稳定剂和抗氧剂及其配合使用、光稳定剂含量对聚乙烯薄膜耐光氧老化性的影响。
The effects of some light stabilizers and antioxidants on PE film photooxidation aging are studied, and the cooperation and content of these matters are also discussed.
研究了不同贮藏温度和不同聚乙烯薄膜袋包装处理对黄花梨果实贮藏效果的影响及其生理基础。
Different treatments of temperature and polyethylene film bag packing were carried out to investigate their effects and physiological basis during Huanghua pear storage.
本文主要讨论了用废聚乙烯薄膜制石蜡的可行性。采用高温、低压的反应条件，加入自制的催化剂；
The feasibility to develop wax by use of waste polyethylene film is mainly studied. The condition of high temperature and low pres- sure and a newly manufactured catalyst are used in the research.
采用一步法和二步法研究了聚乙烯薄膜表面的N- 乙烯基吡咯烷酮光接枝反应，并用傅立叶变换红外光谱仪定性表征了反应结果。
The photografting polymerization of Nvinyl pyrrolidone (NVP) on the surface of LDPE film with photo grafting method was studied and LDPEgNVP was characterized by FTIR qualitatively.
用溶液法制备超高摩尔质量聚乙烯薄膜。研究了超高摩尔质量聚乙烯和聚乙烯共混对溶液凝胶成膜的条件以及薄膜力学性能的影响。
The effects of the blending of UHMWPE with PE on the the condition of the gel formation of the fil by solution method was discussed.
总的说来，此聚合物与低密度聚乙烯性质相似，但在薄膜中的强度性质要好一些，因此这就是其主要应用领域。
Overall the polymer has similar properties to LDPE, but has somewhat better strength properties in films, and hence this is its major area of use.
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.
本文讨论温度及湿度对不同应力模式下低密度聚乙烯(LDPE)薄膜电强度的影响。
The present paper discusses the effect of temperature and humidity on the electric strength of low-density polyethylene (LDPE) film for various stressing modes.
纽曼帝克集团的执行机构气缸孔打孔机非常适合在LLDPE冲压洞(线性低密度聚乙烯)薄膜。
The Numatics Actuator Group hole punch Cylinder is perfect for punching holes in LLDPE (Linear Density Polyethylene) film.
采用拉伸实验，研究形变速率对聚乙烯包装薄膜力学性能的影响。
The effect of deforming velocity on the tensile properties of the polyethylene film for packaging is studied by mechanical tensile test.
农用塑料薄膜以其生产使用的树脂原料不同一般可分为聚氯乙烯农膜和聚乙烯农膜两类。
The plastic farm film can be classified into PVC farm film and PE farm film depending on resin raw materials used in production.
本文主要介绍了不同的热处理条件对聚乙烯(PE)薄膜材料电树的起始电压的影响。
This paper presents the effects of different annealing conditions on the tree initiation of polyethylene (PE) films.
冲压设计在LLDPE洞(线性低密度聚乙烯)薄膜。
Designed for punching holes in LLDPE (Linear Low Density Polyethylene) film.
冲压设计在LLDPE洞(线性低密度聚乙烯)薄膜。
Designed for punching holes in LLDPE (Linear Low Density Polyethylene) film.
应用推荐