[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.kolgas.cz\/presnost-jako-povolani\/#Article","mainEntityOfPage":"https:\/\/www.kolgas.cz\/presnost-jako-povolani\/","headline":"P\u0159esnost jako povol\u00e1n\u00ed","name":"P\u0159esnost jako povol\u00e1n\u00ed","description":"Inu, je to z\u00e1klad, jen t\u011b\u017eko m\u016f\u017eete vyrobit dutinu a cht\u00edt do n\u00ed nacpat n\u011bco, co m\u00e1 o jedin\u00fd milimetr v\u00edce ne\u017e je pr\u016fm\u011br on\u00e9 dutiny. To prost\u011b nejde. Leda by se p\u0159evrtala ona nebo by se sn\u00ed\u017eil polom\u011br onoho p\u0159edm\u011btu. Stejn\u011b je to s d\u00e9lkou nebo v\u00e1hou. N\u011bkter\u00e9 v\u011bci prost\u011b mus\u00ed m\u00edt rozm\u011bry naprosto...<p class=\"more-link-wrap\"><a href=\"https:\/\/www.kolgas.cz\/presnost-jako-povolani\/\" class=\"more-link\">P\u0159e\u010d\u00edst<span class=\"screen-reader-text\"> &ldquo;P\u0159esnost jako povol\u00e1n\u00ed&rdquo;<\/span> &raquo;<\/a><\/p>","datePublished":"2025-02-18","dateModified":"2025-02-18","author":{"@type":"Person","@id":"https:\/\/www.kolgas.cz\/author\/devene\/#Person","name":"devene","url":"https:\/\/www.kolgas.cz\/author\/devene\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/06473a178d94fb830b46e277369729e9534f2612e261ec2f1ee96b672ef473e2?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/06473a178d94fb830b46e277369729e9534f2612e261ec2f1ee96b672ef473e2?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"kolgas.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.kolgas.cz\/wp-content\/uploads\/lathe-2357305_640_7.jpg","url":"https:\/\/www.kolgas.cz\/wp-content\/uploads\/lathe-2357305_640_7.jpg","height":0,"width":0},"url":"https:\/\/www.kolgas.cz\/presnost-jako-povolani\/","about":["Nakupov\u00e1n\u00ed"],"wordCount":428,"articleBody":"       Inu, je to z\u00e1klad, jen t\u011b\u017eko m\u016f\u017eete vyrobit dutinu a cht\u00edt do n\u00ed nacpat n\u011bco, co m\u00e1 o jedin\u00fd milimetr v\u00edce ne\u017e je pr\u016fm\u011br on\u00e9 dutiny. To prost\u011b nejde. Leda by se p\u0159evrtala ona nebo by se sn\u00ed\u017eil polom\u011br onoho p\u0159edm\u011btu. Stejn\u011b je to s d\u00e9lkou nebo v\u00e1hou. N\u011bkter\u00e9 v\u011bci prost\u011b mus\u00ed m\u00edt rozm\u011bry naprosto p\u0159esn\u00e9, a proto tak\u00e9 mus\u00ed pou\u017e\u00edvat p\u0159esn\u00e1 m\u011b\u0159idla. P\u0159esn\u00e1 a samoz\u0159ejm\u011b tak\u00e9 ta, kter\u00e1 jsou k tomu ur\u010dena. Nem\u00e1 smysl m\u011b\u0159it t\u0159eba dutinu n\u00e1strojem kter\u00fd k tomu nen\u00ed ur\u010den. Proto ka\u017ed\u00fd, kdo s t\u00edm pracuje vlastn\u00ed t\u0159eba dutinom\u011br. N\u011bkdy je t\u0159eba tak\u00e9 zm\u011b\u0159it \u00fahel, tak\u017ee je t\u0159eba \u00fahlom\u011br. Ten zn\u00e1te ka\u017ed\u00fd, t\u0159eba jen z hodin geometrie, kde jste jej ve \u0161kole zcela jist\u011b pou\u017e\u00edvali. Co jste v\u0161ak zcela jist\u011b nepou\u017e\u00edvali a co ur\u010dit\u011b nezn\u00e1te je sinusov\u00e9 prav\u00edtko. Mo\u017en\u00e1 tak je\u0161t\u011b zap\u00e1tr\u00e1te v pam\u011bti a vydolujete n\u011bco jako sinus kosinus tangens kotangens. Pokud si pamatujete, co to je, jste velmi dob\u0159\u00ed. J\u00e1 ne. Ostatn\u011b jsem to nech\u00e1pala ani tehdy, nebyla to moje siln\u00e1 str\u00e1nka. Nu\u017ee, sinusov\u00e9 prav\u00edtko je ur\u010deno ke m\u011b\u0159en\u00ed \u00fahl\u016f vzhledem k p\u0159\u00edm\u011brn\u00e9 desce, kter\u00e1 tak p\u0159edstavuje z\u00e1kladn\u00ed rovinu. Pr\u00e1ce s t\u00edm je pro odborn\u00edka naprosto jednoduch\u00e1, pro toho, kdo neovl\u00e1d\u00e1 z\u00e1kladn\u00ed v\u00fdpo\u010dty pro goniometrick\u00e9 funkce to vypad\u00e1 sp\u00ed\u0161e jako \u010darov\u00e1n\u00ed. A samoz\u0159ejm\u011b, \u017ee je prav\u00edtek v\u00edce druh\u016f, aby to bylo o n\u011bco slo\u017eit\u011bj\u0161\u00ed. Tak se m\u016f\u017eete setkat se sinusov\u00fdm prav\u00edtkem ku\u017eelov\u00fdm, ale tak\u00e9 s prismatem a t\u0159menem. Mimochodem to tak skute\u010dn\u011b vypad\u00e1. Opravdu skoro p\u0159esn\u011b jako t\u0159men, kter\u00fd je u sedla na kon\u011b.  Nu , pokud se v\u00e1m takov\u00fd p\u0159edm\u011bt dostane do ruky a vy nem\u00e1te potuchy k \u010demu slou\u017e\u00ed, bude pro v\u00e1s vypadat velmi z\u00e1hadn\u011b. I kdy\u017e u n\u011bj budete m\u00edt podkl\u00e1dac\u00ed p\u00e1sky, nebude jej asi um\u011bt pou\u017e\u00edt. To u\u017e je ur\u010deno odborn\u00edk\u016fm. Rad\u011bji se to nesna\u017ete pochopit, proto\u017ee to skute\u010dn\u011b nen\u00ed jednoduch\u00e9. Ale koupit jej m\u016f\u017eete, t\u0159eba jako dar, a to kliknut\u00edm na odkaz o n\u011bco v\u00fd\u0161e.                                                                                                                                                                                                                                                                                                                                                                                                   "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"P\u0159esnost jako povol\u00e1n\u00ed","item":"https:\/\/www.kolgas.cz\/presnost-jako-povolani\/#breadcrumbitem"}]}]