(57)< Abstract > Being the plastic material which is made from polymer blend, at least synthesis of one which the natural polymer which at least is based on one lignin, increases the natural polymer and the impact resistance which are based on the alkaline lignin which is brought the case ...
Plastic is man-made and can be produced from natural materials like coal and oil.Plastic is really useful and we use it every day.But what happens after we throw it away is causing a big problem for our planet.It's thought that more than five trillion(万亿) pieces of plastic are in ...
练一练 1. Plastic is a product that is made from a kind of harmful material. (produce)2. We're so sure that you'll be satisfied with the result of using our products.(produce)3. Many world-famous film makers and producers are also good story writers.(produce) 相关知识点: 试题来...
A partial solution to the "plastic epidemic" is bioplastic, which is plastic made from biopolymers, such as plants or bacteria, which does not require oil and is rapidly degradable. The problem is that to produce biopolymers, plants or bacteria must be grown in a process that involves the al...
Plastic is a synthetic material, meaning that it’s made by combining man-made chemicals, instead of existing naturally. 塑料是一种合成材料,这意味着它是由人造化学物质混合而成,而不是自然存在的。 Natural materials like paper decay and harmlessly turn back into soil – they biodegrade. 像纸这样的...
Another issue is that not all plastic can be recycled. This might be because of the way it is made up or because it is too expensive or difficult to do. Some coffee cups, for example, have a waterproof plastic lining which can make them difficult to recycle. Every day seven million car...
Life Cycle of a Plastic BottlePET plastic is madefrom oil which isThe oil is madeextracted(提取)into pellets(颗粒)from the Earth.which form thebasic material ofplastic production.Most of the bottlesThe pellets areAround 27% ofwill end up in thePET plastic bottlesmade into plasticenvironment or...
试题来源: 解析 【答案】entirely【核心短语/词汇】look: 看起来【翻译】完全由塑料袋制成的材料看起来和摸起来都像皮革。【解析】根据题干要求,本题需要表达“完全由塑料袋制成的材料看起来和摸起来都像皮革”这一语义。此处要用entire的副词entirely修饰动词made。因此本题答案是“entirely”。 反馈 收藏 ...
This a type of plastic that is made by recycling used PET plastic bottles and containers. PET is a strong, lightweight, and transparent plastic that is commonly used for single-use beverage bottles and food packaging. By recycling PET plastic bottles, the material can be diverted from landfills...
and glass – that were previously used for the applications that plastics now dominate. One of the main applications for plastics use isplastic packaging. The production of plastic requires four basic steps: the acquirement of raw material, synthesizing a basic polymer, compounding the polymer into...