https://hkxb.buaa.edu.cn/EN/abstract/article/1000-6893/19403
Optimization technology for complex test load of civil fuselage panel
Aiming at the problem of load prediction in the strength test of composite fuselage panel of civil aircraft, we construct an optimization model of the test...
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https://englishtest-online.com/grammar/b2/gerunds-and-infinitives-complex-forms/2
Gerunds and infinitives: Complex forms Exercise 1 — B2 Grammar Test | englishtest-online.com
Free online Gerunds and infinitives: Complex forms practice test with instant feedback and explanations.
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https://ielts.idp.com/srilanka/about/news-and-articles/article-how-to-use-complex-sentences-in-ielts
How to Use Complex Sentences in IELTS Writing and Speaking Test
Learn how to effectively use complex sentences in the IELTS test for higher band scores.
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