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Xuntian ( Chinese: 巡天; pinyin: Xúntiān ), [a] also known as the Chinese Space Station Telescope [4] ( CSST) ( Chinese: 巡天空间望远镜; pinyin: Xúntiān Kōngjiān Wàngyuǎnjìng) is a planned Chinese space telescope currently under development. [5] It will feature a 2-meter (6.6 foot) diameter primary mirror and is expected to ...
CSST is used as an alternative to the older standard “black iron” (steel) gas pipe. The inner stainless steel layer of typical residential CSST is .2 to .3 mm thick while the wall thickness of typical residential “black iron” gas pipe is 3 to 4 mm thick. CSST is more expensive than “black iron” gas pipe.
Life. Teresa of St. Rose of Lima was born on 29 January 1858 in George Town, Madras, India, to Peter D’Lima and Mary D’Lima. She received the name Mary Grace on baptism. She studied with the Presentation Sisters at George Town, Madras. After completing the schoolmistresses test, she joined the staff of St. Xavier's Free School, George Town ...
The National Astronomical Observatories, Chinese Academy of Sciences (NAOC, Chinese: 中国科学院国家天文台; pinyin: Zhōngguó Kēxuéyuàn Guójiā Tiānwéntái) is an astronomical research institute operated by Chinese Academy of Sciences, along with Shanghai Astronomical Observatory, Purple Mountain Observatory and National Time ...
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The Workplace Hazardous Materials Information System ( WHMIS; French: Système d'information sur les matières dangereuses utilisées au travail, SIMDUT) is Canada 's national workplace hazard communication standard. The key elements of the system, which came into effect on October 31, 1988, are cautionary labelling of containers of WHMIS ...
Administration of Symantec Data Loss Prevention 15*. Network Security. 250-440. Administration of Symantec PacketShaper 11.9.1*. Network Security. 250-441. Administration of Symantec Advanced Threat Protection 3.0*.