4. The result of the polymerization is small pieces of raw material polylactic acid plastic which can be converted into an array of PLA plastic products. What are the benefits of PLA products? PLA requires 65% less energy to produce than traditional, petroleum-based plastics. It also emits 68...
【练测考】2023-2024学年八年级下册英语(鲁教版五四制)共59份资料 1 Unit 8 单元主题写作-【练测考】2023-2024学年八年级下册英语(鲁教版五四制)1214 ¥2 2 Unit 8 What are the shirts made of默写手册-【练测考】2023-2024学年八年级下册英语(鲁教版五四制)1866 ¥1 3 期中过关测评-【练测考】...
百度试题 结果1 题目B3. What are the walls in sunlight-warming homes made of? A. Wood. B. Glass. C. Plastic. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
an internal document that is generally short, focuses on a single topic, reports information, makes a request, or recommends future action(memorandum)7. the telephonic transmission of sca 24、nned-in printed material(fax)8. an official record of the proceedings of a meeting(meeting minutes)回顾...
Let Ss fill in the bla nks of the conv ersatio n. VD. Pair work 1.Tell Ss to make a conv ersati on using the in formatio n in 2a and 2b. e.g. A: What did you see at the art and scie nee fair? B: I saw a model pla ne. A: What is it made of? B: It'made of ...
If you want to learn more about this material, check our PLA guide. PLA sample made on Zmorph Multitool 3D Printer. ABS (acrylonitrile butadiene styrene) on the other hand is slightly more durable than PLA. It’s a sturdy plastic with great impact strength and mechanical properties. It’s...
sugarcane, PLA consists of lactic acid monomers linked through ester bonds. These ester bonds undergo hydrolysis in aqueous environments, gradually breaking down into lactic acid, which is then metabolized by microorganisms. PLA exhibits excellent mechanical strength, thermal stability, and biocompatibility...
Material: Polypropylene/PP; Usage: General Plastics; Plastic Properties After Heated: Thermoplastic Plastics; Plastic Forming Method: Extrusion; Color: White; Application: Plastic Products; Quality: Excellent; Keyword: Polypropylene Particle PP; Pr...
61. What do you plan to do ___(在……期间) the National Holiday? 相关知识点: 试题来源: 解析 60. wider 61. during 60. 题目要求填写形容词比较级,表示“更宽的”。 61. 题目要求填写介词,表示“在……期间”。反馈 收藏
What is PLA+? PLA+ refers to a family of materials that are easy to print with—they’re basically PLA with benefits. The plus types have additives that enhance some of their properties, like calcium carbonate (improved tensile strength), carbon fibers (better flexural strength), metal flakes...