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2017年12月17日星期日

Metaphysics

簡而言之,「形而上」指的是無形,無形是因為形而上之物超出了人類經驗可感的範疇,例如宗教的神、靈魂等一類人們常說的超自然事物就屬於「形而上」的事物。

philosophy.hk01.com

2017年12月16日星期六

科幻識條鐵

板主不是星戰迷,只是偶然在明珠看看。
甚麼 Galactic Republic, Galactic Empire 都分不清楚。
只覺得 Millennium Falcon 很酷。

如果 Lightsaber 是激光劍,為什麼可以劍碰劍?
以常人理解,兩道激光相遇應該不會彼此影響,而且激光不會那麼短。
有人強說它是 plasma, 但已超出筆者的知識範圍內。

windbreaker

張美賢︰「夜長還是有星光。」
十方︰「穿上風衣我推門出去,找尋星星。」

shoe size and caesarean section

A total of 351 women who gave birth in the Paddington (英國帕丁頓) and North Kensington (北肯辛頓) Health District were studied in order to establish a factual basis for recording height and shoe size as indicators of pelvic adequacy. Because only 19 women had radiological pelvimetry assessment, type of delivery and length of labor were used as proxy (a figure that can be used to represent the value of something in a calculation) measures of disproportion (unbalance). Of the 57 women with a shoe size less than 4.5, 21% were delivered by caesarean section compared with 10% of the group with shoe size between 4.5 and 6 and only 1% of the group with shoe size greater than or equal to 6.5. Similar relations with height were not generally found. The data were further examined using logistic regression models of the expected percentages of mothers having an adverse delivery. The models confirmed and extended the more simple analysis.

Frame, S., & Moore J. (1985) Maternal height and shoe size as predictors of pelvic disproportion: an assessment. Br J Obstet Gynaecol ,92(12):1239-45. https://www.ncbi.nlm.nih.gov/pubmed/4084467

吶喊

「然而幾個人既然起來,你不能說決沒有毀壞這鐵屋的希望。」

2017年12月10日星期日

2017年12月2日星期六

infection control 感染控制

Gloves can protect ambulanceman. If gloves are not changed in between patients and alcohol handrub is not performed before donning new gloves, it's harmful to client. Urgency is not an excuse.
手套可以保護救護員。但是,如果幫助不同病人而不換手套,穿新手套又不用酒精搓手,會對病人構成危機。緊急救人也不是一個藉口。