[问答题] 熔融泵密封处泄漏的原因及处理方法。

专栏小言论 Whcih of the following best states the behaviorist view of child language acquisition （）. ["Language acquisition is a process of habit formatio","Language acquisition is the species-specific property of human beings","Children are born with an innate ability to acquire language","Humans are equipped with the neural prerequisites for language and language use"] 生产成本掩盖了资本主义的剥削，是因为抹杀了（） ["不变资本和可变资本的区别","固定资本和流动资本的区别","劳动资料和劳动对象的区别","劳动和劳动力的区别"] 评价性认识是（） ["以客体和主体之间的价值关系为内容的","以客体本身的状态为内容的","以获得客体的“真”为目的的","以获得主体的“善”为目的的"] 汛期对于中等危险地段，当降雨量达到注意警戒时，必须派人雨中看守，直到持续降雨停止后（）小时。 ["48小时","24小时","12小时"] 熔融泵密封处泄漏的原因及处理方法。