注射器
发表于 2025-3-26 21:40:05
R. Winter,H. Hofmannlutions with small amplitudes are unstable..When the Floquet exponents at criticality are complex and rationally independent of the fixed frequency, the solution of the spectral problem is quasi-periodic. The formal construction then gives the natural frequency of the bifurcating solution as a power
勉强
发表于 2025-3-27 01:18:41
The role of pheromones in insect behaviour and ecologyregarization pheromone, but Fuzeau-Braesch . (1988) found that the air from around gregarious . and . was rich in phenol, guaiacol and veratrole. A mixture of these three compounds causes locusts to aggregate and they may be part of the gregarization pheromone, which produces a ‘cohesive’ effect.
肮脏
发表于 2025-3-27 07:56:28
1876-1100 , andresearch directions in the field of high-resolution earth observation. All articles have undergone several rounds of expert review and reflect cutting-edge advances. Accordingly, the proceedings offer an i978-981-15-3949-7978-981-15-3947-3Series ISSN 1876-1100 Series E-ISSN 1876-1119
metropolitan
发表于 2025-3-27 09:59:52
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Missile
发表于 2025-3-27 15:27:16
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Halfhearted
发表于 2025-3-27 21:40:32
Aspects, Issues”. It is nevertheless a fact that, if a movement is to proceed as desired, it is the nervous system which must ensure that no disturbing environmental forces modify the desired movement in a sense contrary to the will of its executant. In every movement, therefore, the plan and inten