The hand knob and the shell employ a screwed joint, which can reach the self-hold request of the device.

手柄与外壳采用螺纹连接，可以满足机构的自锁要求。

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This paper synthetically discusses and analyzes the self-hold nuts being used widely in home and abroad, especially the structures and applications of four new types of nuts with new designs.

对国内外广泛应用的自锁螺母进行综述与分析，并对新设计的四种新型自锁螺母的结构和应用进行了分析与探讨。

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From my experience, there are a few good ways to do that: make online self-service links prominent on your website and always offer them anywhere you provide your customer support number, integrate online help throughout key processes, promote Web and self-service resources in telephone hold messages, let call center agents notify customers of self-service options, and reply to email questions with the link to self-service content to re-enforce self-service availability.

FORBES: Eight Steps To Great Customer Experience (Part 1)

Successful MOOC participants are self-motivated and hold themselves accountable for watching lectures, completing coursework, and fulfilling all requirements.

FORBES: MOOCs: A College Education Online?

Our self-doubt will hold us back from doing the types of things that will help us create credibility for ourselves such as voicing our opinion, speaking up in meetings, and taking on new roles and responsibilities to showcase our skills and talent.

FORBES: How Improving Your Relationship to Success Will Help You Succeed