The use of plastic instead of glass is analyzed for its reduced weight and hence greater power to weight ratios. Although the transmittance of glass is higher, the power to weight ratio of the plastic devices was almost double that of the glass counterparts and even higher than the original ...
We can use ___ bags instead of plastic bags. A. paper B. cloth C. glass D. metal 相关知识点: 试题来源: 解析 B。本题考查环保袋的材质。布袋子可以代替塑料袋,所以选 B。paper 是纸,纸袋子虽然也环保但不如布袋子耐用;glass 是玻璃,玻璃袋子不常见;metal 是金属,金属袋子也不常用。反馈...
We can use ___ bags instead of plastic bags. A. paper B. cloth C. metal D. glass 相关知识点: 试题来源: 解析 B。本题考查环保袋的材质。“cloth”(布)袋子是环保的,可以替代塑料袋。“paper”(纸)袋子也相对环保,但不如布袋子耐用;“metal”(金属)和“glass”(玻璃)不适合做袋子。反馈...
According to the information in the lecture, why does the new nanocoating not last as long on plastic as it does on glass? A. Plastic cannot withstand extremely high temperatures B. The internal structure of plastic repels a positively charged polymer ...
I’ve made the decision to eat fresh fruit instead of buying juice. This eliminates the need for all disposable bottles — glass as well as plastic. I don’t drink sugary sodas, but I do like seltzer water. Especially in the summer. So I got aSoda Stream Penguin soda makerfor those ...
Elisabeth Kbler-Ross had said, “People are like stained-glass windows. They sparkle and shine when the sun is out, but when the darkness sets in, their true beauty is revealed only if there is lights from within. My best friend Joey back 9、in Woodland school proves this idea ...
Single glass: 4mm, 5mm, 6mm, 8mm, 10mm, 12mm and etcDouble glass: 5+9A+5mm, 5+12A+5mm, 6+12A+6mm and etcTriple glass: 6+9A+6+9A+6mm and etcPackageAll of our products are packed as following steps. We pack windows and d...
Use a glass or metal cup instead of a plastic one.Researchers have found that bottled water has more microplastics than tap water.(4) D So if you like drinking coffee,hot milk or other hot drinks,remember to use a glass or metal cup. Since plastic is everywhere,re...
程算价而布程算价而布程算价而布— Why did you choose such a heavy glass bottle instead of a plastic on