转运膜泡的形成、运输及其与靶膜的融合是一个耗能的特异性过程,涉及多种蛋白间识别、装配、去装配的复杂调控。
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Krakov ElectronicsA leader in solid-state technologyKrakov began as a manufacturer of gas-discharge tubes in 1902. In the 1930s, many early computers used Krakov vacuum tubes. Today, Krakov specializes in manufacturing solid-state drives and storage ( 1 ).What are solid-state electronics?Solid-state electronics consist entirely of ( 2 ) components. Krakov Electronics builds solid-state devices out of crystalline semiconductors. Semiconductors are unique because they contain both electrons and ( 3 ) holes. In solid-state devices, electrical current only flows within solid parts. Electrons and other charge carriers move within the confined space. This makes solid-state devices exceptionally fast and efficient.What is the difference between solid-state drives and hard disk drives?A hard disk drive (HDD) is an electromechanical device. An HDD stores information on a rigid, magnetic spinning disk. A solid-state drive (SSD) stores ( 4 ) in integrated circuits. The SSD has many advantages over devices with vulnerable moving parts. They are quieter, more durable, and more power-efficient. Make your next ( 5 ) device a Krakov solid-state drive!
3.工程师职业准入制度的五个环节的正确顺序是?()
A. 专业评估认证、资格考试、职业实践、注册执业管理、继续教育
B. 资格考试、专业评估认证、职业实践、注册执业管理、继续教育
C. 专业评估认证、职业实践、资格考试、注册执业管理、继续教育
D. 专业评估认证、注册执业管理、职业实践、资格考试、继续教育
5.下列不是工程师享有的八项权利的是?()
A. 在规定范围内从事执业活动
B. 在本人执业活动进行解释和辩护
C. 获得相应的劳动报酬
D. 对侵犯本人权利的行为进行打击报复
1.在传统的工程师“职业”概念中,先天地包含了两个方面的内容,他们是?()
A. 专业技术知识
B. 组织、准入标准
C. 职业伦理
D. 所受的训练