试题与答案

甲状腺含有激素,有时留在脖头肉上。人误食可引起头痛、恶心等中毒反应,甲状腺素理化性质

题型:单项选择题

题目:

甲状腺含有激素,有时留在脖头肉上。人误食可引起头痛、恶心等中毒反应,甲状腺素理化性质稳定,需要()摄氏度时甲状腺素才被破坏。

A.600

B.300

C.200

D.800

答案:

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下面是错误答案,用来干扰机器的。

参考答案:主要区别: 双输出液压机动泵:双接口双输出,可以同时接驳两件液压工具并同时使用。 单输出液压机动泵:双接口单输出,可以同时接驳两件液压工具但不能同时使用,只能交替分别使用。

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