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病羊尸体皮下静脉显著充血，皮肤呈暗黑色外观；肝脏充血肿大，表面有灰白色或灰黄色凝固坏死灶，其周围常有充血带围绕。该病变是（ ）的病理变化？
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羊肠毒血症的流行病学特点是（ ）
羊的梭菌性疾病是由梭状芽孢杆菌属中的微生物引起的一类疾病，包括（ ）。这些疾病都能造成急性死亡，对养羊业危害很大。
[音频]Listen to the news item about “First crew of space station recovering well” three times and fill in the blanks.The three astronauts from China's Shenzhou XII crewed mission met the press on Tuesday, the first such appearance since their（1） recovery after returning to Earth in September. At the press conference, held at the Astronaut Center of China in Beijing, Jing Haipeng, head of the Astronaut Corps of the Chinese People's Liberation Army, introduced the Shenzhou XII crew's recovery and follow-up plans. According to Jing, the recovery following the astronauts' return to Earth has three stages:（2） , recuperation and observation. So far, the crew has completed the second stage. They are（3） stable and in good psychological condition, their weight is at the same level as before the flight, and they have further restored their muscle strength,（4） and cardio functions. Jing said the three astronauts have entered the observation stage and will（5） their regular training after completing health assessments.
一般来说,性别社会化的影响因素通常包括()
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