oleksid kõik materjalid, mille kõvadus on suurem kui 125HV ja tihedus madalam kui 5g/cm 3 kohta. Graafikult on näha, et sobilikeks ostutuvad tsink, titaan, alumiinium, magneesium, sooda-laimi klaas , räniklaas, räni, alumiiniumnitriid, alumiiniumoksiid ja ränikarbiid. Järgnevalt tuleks vaadata purunemiskindlust. Kuna on teada, et alumiinium peab sellistes rakendustes vastu, sobivad kõik materjalid, mille purunemiskindlus(fracture toughness) on suurem, kui kõige kehvemal alumiiniumil, seega peab olema suurem kui 15MPa*m1/2. Siit järeldub, et meile sobivad on magneesium, alumiinium, titaan ja tsink. Graafikul on ka eelmiselt graafikult sobinud ränikarbiid, alumiiniumnitriid ja amlumiiniumoksiid, need on tehnokeraamilised materjalid kuna nende purunemiskindlus on liiga madal ja ka kõvadus on lõiketöötlemiseks liiga suur,(keraamilisi materjale töödeldakse abrasiivide, söövitamise,
Töö autor: Randel Kool Allkiri: Kaitsmisele lubatud: Juhendaja: Evelin Vanaselja Allkiri: 2 ANNOTATION Tallinna Nõmme Gümnaasium Title: Sports- and basketballpsychology Month and year. May 2012 Number of pages: 20 Summary Aim of the research was to find out how and why mental preparedness affects athlete's achievements. How can you train your mental toughness and who can help you with that. I wanted to know why does athletes have one day a good strong day but the other day they fail. To get the answers, i used different english web pages and also books. All data are taken from reliable and well known sources, whose authors are psychologists themselves or that field's scientists. I got confirmation of my submission that everyone can affect their performances by themselves. If u really do want to succeed in this area, you must be mentally tough
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6 4 2 0 10 12 14 16 18 20 22 24 Fracture toughness, MPa/m 1/2 Joon.2.7. Purunemissitkuse ja erosioonikiiruse vaheline seos TiC-NiMo kermistes 50 45 TiC-20NiMo Erosiooni kiirus, mm3/kg 40 35 TiC-40NiMo 30 25 20 15
182 The dark side features" (p. 91). Unfortunately Fogelin does not go into detail about "trim- ming the feature space." I believe the idea is that, having rejected the simile as literal, the hearer nonetheless charitably assumes that the alleged similarity does obtain, and now ignores the salient features of bulldogs that most obvi- ously make the literal comparison false and looks for features that match the salient features of Churchill. (I am not sure what these would be; toughness, tenacity, earthiness, and looking like a bulldog?) On this view, sentences have metaphorical meanings in context that differ from their literal meanings; yet it does not follow that any expression in the sentence has changed its meaning from literal to figurative use, or that the metaphorical meanings are spooky or magical. Rather, resemblance is always and everywhere relative to a standard of similarity, a "feature space" that determines which properties are to be matched with which