搜索结果: 1-15 共查到“知识库 Stones”相关记录21条 . 查询时间(0.078 秒)
Cross the river by feeling the stones: How did nonlocal grassroots nonprofits overcome administrative barriers to provide quick responses to COVID-19?
administrative failure COVID‐19 China disaster responses grassroots nonprofit organization
2021/7/30
This field report explores how nonlocal grassroots organizations provided effective and quick responses during the initial stage of the COVID‐19 outbreak in Wuhan and surrounding regions. Despite the ...
People Who Live in Glass Houses Should not Throw Stones: Targeted Opening Message Franking Schemes
message franking commitment encryption
2018/11/5
Message franking enables a receiver to report a potential abuse in a secure messaging system which employs an end to end encryption. Such mechanism is crucial for accountability and is already widely ...
STATE OF ARTS OF MONUMENTAL STONES DIAGNOSIS AND MONITORING
Portable diagnostic tools Imaging techniques Spectroscopy techniques Moisture content Salt content Biodeterioration Hardness Scheduled maintenance
2017/8/31
The conservation and maintenance of a monumental stone building is a complex aim where different disciplines are involved. First step is concerning the determination of the state of conservation of st...
Hypercalcemia, hypercalciuria, and kidney stones in long-term studies of vitamin D supplementation: a systematic review and meta-analysis
hypercalcemia hypercalciuria kidney stones randomized controlled trials vitamin D supplements
2018/12/14
Background: Vitamin D supplementation is increasingly being used in higher doses in randomized controlled trials (RCTs). However, adverse events from very large annual doses of vitamin D have been sho...
Hypercalcemia, hypercalciuria, and kidney stones in long-term studies of vitamin D supplementation: a systematic review and meta-analysis
hypercalcemia hypercalciuria kidney stones randomized controlled trials vitamin D supplements
2018/12/18
Background: Vitamin D supplementation is increasingly being used in higher doses in randomized controlled trials (RCTs). However, adverse events from very large annual doses of vitamin D have been sho...
The Effect of a Double-J Stent in the Treatment of Kidney Stones Larger Than 10 mm in Children Under 13 Years, Using Extracorporeal Shock Wave Lithotripsy (ESWL)
Stents Children Lithotripsy Kidney Calculi
2016/1/26
Background: Kidney stones were previously rare among children, but now its prevalence and frequency among children has increased.
Objectives: The aim of this study was to investigate the effect of a ...
Stepping stones and stumbling blocks.Why negation accelerates and additive particles delay the acquisition of finiteness in German
Stepping stones stumbling blocks negation accelerates additive particles delay the acquisition of finiteness German
2015/4/7
This paper deals with a crucial step in the early development of German as a first or a second language. First and (untutored) second language learners are known to develop early learner varieties tha...
Floating stones off El Hierro, Canary Islands: xenoliths of pre-island sedimentary origin in the early products of the October 2011 eruption
Floating stones off El Hierro Canary Islands xenoliths of pre-island sedimentary origin early products
2015/1/4
A submarine eruption started off the south coast of El Hierro, Canary Islands, on 10 October 2011 and continues at the time of this writing (February 2012). In the first days of the event, peculiar er...
Hydrothermal stress and damage risk in the stones of the castle of Chambord-France
Damage risk assessment hygrothermal stress spalling tuffeau
2014/11/11
The aim of this paper is to assess the risk of climate-induced damage to stone through the
calculation of hydrothermal stresses. The stone studied is tuffeau, the main building stone of
the Castle...
Stepping Stones versus Dead End Jobs: Exits from Temporary Contracts in Italy after the 2003 Reform
mixed multinomial logit discrete duration data temporary jobs
2012/10/23
In this paper we study labor market transitions out of temporary jobs in Italy focussing on an interesting period of the Italian recent history: the one immediately following the last labor market ref...
Recycling of Ornamental Stones Hazardous Wastes
Recycling Ornamental Stones Wastes Microstructure Quicklime
2013/3/8
Sawing and polishing of the ornamental stones always generate large amount of solid and wet hazardous wastes, which pollute the environment. In Shak Al-Thoaban area, East Cairo, Egypt, huge amounts of...
Stepping Stones: A guide for mature-aged students at University
Stepping Stones University mature-aged students
2010/2/25
This collection provides a splendid and needed resource for its target readership. The
editors have chosen contributions skilfully. Readers will not experience a sense of wisdom
pontificated from on...
Medical prevention and treatment of urinary stones with Polycitra-K
Urolithiasis Urinary stones Polycitra-K Non-selective therapy
2010/1/6
To prevent new stone formation in patients with urolithiasis we treated 48 children with documented diagnosis of urolithiasis by polycitra-k (Potassium citrate+citric acid) solution. Duration of the t...
SOLITARY TREES AS STEPPING STONES IN AN AGRICULTURAL LANDSCAPE
solitary trees biodiversity GIS stepping stones agricultural landscape regionalization
2009/11/25
Solitary trees are often the only natural vegetation landscape element in an agricultural landscape; yet, sometimes they can compose a mosaic of natural landscape elements together with clusters of tr...
Farewell to Groping Stones? The Case of the Labor Contract Law in China
Farewell Groping Stones the Labor Contract Law China
2009/11/13
Farewell to Groping Stones? The Case of the Labor Contract Law in China.