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熔体在模具中冷却收缩时,继续保持施压状态的柱塞或螺杆迫使浇口附近的熔料不断补充入模具中,使型腔中的塑料能成型出形状完整而致密的塑件,这一阶段称为( )。
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单型腔模具每次成型( )个塑件。
B3U4 Word buildingFill in the blanks with the newly-formed words in the box. Change the form where necessary. Each word can be used only once.respectablenegotiabledistinguishableavailattributableprofitable renewable memorizeauthorize visualize stabilize socialize1. Despite the tougher trading conditions I am pleased to report that our company has yet again had a(n)year.2. Practical measures recommended by the new report include improving energy efficiency, using more natural gas andenergy sources like wind and wave power.3. I told him that I hadhim to act for me while I was away from office.4. The company may be reluctant to deviate too far from the basic terms of this agreement, but there are a number of things which are.5. Close your eyes and try tothat object in your mind, seeing it in precisely the same detail as before.6. For students, there is a tendency toin the evenings; therefore bedtimes and rising times are fairly late.7. It is not possible to determine from raw data just how many accidents were directlyto excessive speed.8. It takes more than patience and strategies to civilize the boys intogentlemen.9. If you would like toyourself of this invitation you may do so by giving your names to Mrs. Henry before December 16th.10. With the population of this fascinating and lovable panda close to extinction, any effort tothe species must be worthwhile.11. They live in their own tribes and have their own ways of fighting, which makes them easily.12. He would never understand how she couldall those complex, impossibly long poems, yet forget the words of a simple song she must have heard a thousand times or more.
B3U4 Banked clozeFill in the blanks by selecting suitable words from the word bank. You may not use any of the words more than once.A. witnessed B. dense C. stunning D. clusterE. contemplate F. diverse G. stubborn H. glimpseI. ventured J. extended K. sparked L. positiveM. comfort N. dictate O. tropical"Why would you leave behind your comfortable bed, your home, your family and friends? Why do you want to go alone?" When you are living out of a backpack for a period of time, you may often get questioned why. I seldom get time to sit down and 1)the reason I travel, but I believe that you only begin to truly live once you step outside of your 2)zone.My first overseas trip was at 14 years old, which 3)my curiosity for the world. Since finishing high school I have 4)through various countries and been amazed by all the 5)cultures scattered around the globe. My eyes are my greatest asset as they have 6)the most beautiful scenes that replay in my mind every day: 7) landscapes, friendly locals, breath-taking architecture, and food that makes your mouth water once your eyes catch a(n) 8).Traveling teaches you to be independent in the most 9)way. I know how to depend on myself, go out and meet people, and not let anyone else's expectations 10)my life. Every day I see my dream and every day it's in a new place. I am 22 years young. I quite agree with Anthony Bourdain, "If you're 22, physically fit, hungry to learn and be better, I urge you to travel. Find out how other people live and eat and cook. Learn from them, wherever you go."
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