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A jewel bearing is a plain bearing in which a metal spindle turns in a jewel-lined pivot hole. The hole is typically shaped like a torus and is slightly larger than the shaft diameter. The jewels are typically made from the mineral corundum , usually either synthetic sapphire or synthetic ruby .
VTV2 is a Vietnamese television channel owned and operated by state-run VTV Network.. Launched on 1 January 1990, VTV2 is dedicated to the broadcast of education and cultural programs.
Starting in 2003, ' The Most Beloved Vietnam Television Dramas' Voting Contest (Vietnamese: Cuộc thi bình chọn phim truyền hình Việt Nam được yêu thích nhất) is held annually or biennially by VTV Television Magazine to honor Vietnamese television dramas broadcast during the year(s) on two channels VTV1-VTV3.
The lower jewel is called the 'hole jewel', the upper one is the 'capstone' or 'end jewel'. This type of bearing is used in watches where friction is critical, such as in the balance wheel pivots. With ordinary bearings (shown in Watch jewel bearing.svg ), when the watch is vertical the shoulder of the shaft bears against the face of the hole ...
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Từ điển bách khoa toàn thư Việt Nam (Encyclopedia of Vietnam), a state-sponsored encyclopedia which was published in 2005. Vietnamese Wikipedia, a project of the Wikimedia Foundation. Vietnam War encyclopedias. Encyclopedic works and encyclopedias focused on Vietnam War-related topics.
The cup-shaped depression in the top of the jewel is the oil cup; it's purpose is to hold the lubricating oil (yellow) in contact with the bearing shaft by capillary action. In wheels where friction is critical, a 'capstone' (shown in Watch jewel bearing and capstone.svg ) is added on the end to prevent the shoulder of the shaft from bearing ...
Nguyễn Thanh Tùng (born 5 July 1994), known professionally as Sơn Tùng M-TP ([s̪əːn˧ tuŋ͡m˨˩ ɛm˧ ti:˧ bi:˧]), is a Vietnamese singer-songwriter and actor.Born and raised in Thái Bình, Thái Bình province, his family discovered his singing ability when he was two years old.