郊区
发表于 2025-3-21 17:14:35
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混乱生活
发表于 2025-3-21 23:30:24
Problem 1lue of E (Elasticity modulus) equal to 3xl0.psi. A force of 120 lb is applied horizontally at a point with coordinates x=60 in and y=30 in. Determine the displacements caused by this loading condition.
Halfhearted
发表于 2025-3-22 02:55:42
Problem 4he temperature of the six GRIDs of the structure as follows:.and.Use a thermal expansion coefficient (α) of 6.3x10. in/in °F and assume that the reference temperature (the temperature at which the structure is free of thermal stresses) is 20 °F. Second, determine the reaction of the structure if ROD
独裁政府
发表于 2025-3-22 08:32:13
Problem 14lb-s. /in located at five inches from one end. The material properties are as follows: E = 30xl0. psi; . = 0.29; and . =.0007 lb-s./in.. Determine the normal modes and natural frequencies of this structure.
PLE
发表于 2025-3-22 12:07:43
Book 1989hat could have turned into a nightmare without her support, encouragement, and expertise in personal computers. For all these things, and for tolerating my sometimes single-minded attention, I am very grateful to her. I am also very much indebted to six good friends, Paul Burridge, Mladen Chargin, G
宣誓书
发表于 2025-3-22 15:36:49
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不怕任性
发表于 2025-3-22 18:52:42
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Sedative
发表于 2025-3-22 23:00:58
Arturo O. Cifuentesolecules of the innate immune system both in animals and plants. AMPs are diverse in structure and mode of action and display broad-spectrum antimicrobial activity and thus show promise for engineering pathogen resistance in crops and development of novel pharmaceuticals. A variety of AMP classes ha
BILIO
发表于 2025-3-23 04:19:29
erent abiotic and biotic factors. Biotic factors can be controlled to a certain extent through the application of pesticides or by adopting various crop protection techniques. But the adverse impacts of abiotic stress elements such as drought, high temperature, salinity, heavy rainfall, snowfall, UV
制定法律
发表于 2025-3-23 07:06:31
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