25204 vp 10290749217

ti nepecHHMaeM eo c JieBOft cnnnbi Ha npa-Byio. Pa6oqaa HiiTb jio>hhtch noBepx chato# neTjiH h oa yKa3aTejibHbiśł nanen jicbo# pynu (puc. 6, b). 2-h cnoco6 (jumeBbie n ua- ¹ HanoHHLie neTJiu npoBH3biBaiOTCH 2-m cnoco-6om). Pa6oqyio hmtł naSpacwBaeM Ha jieByio cnnny. ripaByio cnnny bboahm b neTJiio Ha JI8B0U CHHUe ABH>K6HHeM CHpaBa HajieBO H nepecnuMaeM ee c jieBoił cnnnbi Ha npaByio. Pa6oqaa hhtb jiowhtch noBepx chhtoh neT-jih n na yKa3aTejibHbiii najreij jieBon pynu (puc. 6, r).

p) npHMou hokha. Bo3AymHaH neTjiH coaAaeT jaeMciiT awypnoro BH3aHRH (AwpOHKy). Bbi-hojihhiotch HaKHAw naic no jinneBoii, tbk h no nanaiiOHHO# CTOpoHe BHsaHHH. fljin bi>i-nojuieHHH HaKuna (puc. 7, a) npaByio cnnny hoaboahm nOA hhtb ABnwenneM cnpaBa na-

Phc. 7

;ieBO h na ce6n. yKaaaTejibHbiM najn»neM V npaBon pynw npHAepnoiBaeM iiaKHHyTyio na cnuuy infjb (HanuA) u npoBH3biBaeM onepeA-nyio neTJiio.'Hpn BHaaHHu cjieAyioinero pHAa naKHA npoBH3biBaeM H3HanoqHOń neTJien.

U o6paTiibiH naKHA (pnc. 7, 6). BbinojinneTCH b Tex cjiyqaHX, KorAa HaAO nojiynnTb b no-jiOTne óojibinoe awypHoe OTBepcTue. KoHen npaBoii cnnnbi hoaboahm hoa hutb ot ce6n cjieBa nanpaBO n nepe6pacbiBaeM pa6oqyio hiiti> na npaByio cnnny.

ABoiIhoh HBKiiA npeAHa3Haqen aah yAJiune-jjhh nocjieAyiomefi neTJiu. Ha npaByio cnnny AejiaeM Afia npHMbix HaKHAa (o6opoTa cnn-Abi), 3aTCM npoBH3biBaeM jiuneByio neTJiio (yA-muenHyio), KOTOpan b cjieAyionjeM pnay ciiHMaeTCH HenpOBH3annoii, a uaKRAH c6pa-cbiBaiOTCH co cnnnbi. IJmfpa BuyTpn anana naKMAa yKa3UBaeT, ckojibko paa cimna o6-BHTa paooneu hhtlio.

• O neTJia, ciiflTaa c hbkhaom (pnc. 8, a), Ilpn-MeuneTCH aah Bbinojineonn nbimnou pejibecp-hoS BH3KH (naTeHTHan peaiiHKa). CHana.ia vj noABOAHM KOHeq npaBOn cnnnbi hoa pa6o- ^ qyio HHTb cnpaBa najieBO, CAejiaB tbuhm o6-pa30M naKHA, 3aTeM, HpHAepwnBaH hhtb (naKHA) yKa3aTejibHMM naamew npaBoił pyKH, cnHMaeM neTJiio c jicboh cnnnu na npaByio, ho npoBH3WBan ee. FTpii onHcainiH y3opoB yica3biBaeTCH, kbkoh nem*# b c;ie-

AyionjeM pany npoBH3biBaTb CHHTyio neTJiio

BMeCTO C BHCHmHM Ha A He# HaKHAOM.

neTjiH, CHHTaa c AByMH iiaKHAaMH (pnc. 8,6). neTJiio n HanuA npeAbiAynjero pflAa cnHMaeM C HOBbIM HaKHAOM. B cjienyioineM P«Ay o6a HaKHAa npOBH3bIBaiOTCH BMeCTe CO CHHTOH neTJieu. Mo>kho OAHy h Ty we neTJiio CHn-MaTb b Tpex hjih neTbipex p«Aax, o6pa3y« neTJiio c TpeMH hjih neThipbMH naKHAaMH. l(H({)pa BHyTpn 3HaKa HaKHAa yKa3biBaeT HHCJIO pHAOB, B KOTOpuX AaHHBH HeTJIH CU1I-MaeTCH C HOBbIM HaKHAOM, T. 0. HHCJIO Hd-KHAOB.

Phc. 8

BbiTamBanne nemu H3 npOMewyTKa Meway neTjiAMH. llpaByio cnwuy bboahm doa ropu-

80HTdJIbHbIH OTp030K HHTIl, MOKAy AByMH nCTJIHMH HHWHerO P«Aa, H BUTHTHBaOM HO-Byio (Ao6aBOHHyio) neTJiio. npoBH3biBaiiHe A»yx neTeJib H3 OA»oft. ITer-jik), pacnojiowennyio Ha jieBOH cnnne, npoBH-3biBaeM A®a>KAbi: nepBbiu pa3 — jinneBoń neTJieił 3a hhwhkjio AOJibKy, He ciiHMan co cnnnbi, BTOpoń pa3 — H3HaiiOHHOH neTJien. Mowuo BTopou pa3 npOBHsaTb jiHneBoń sa BepXHK)K) AOJIŁKy.

Phc. 9

npoBH3biBanne Tpex neTeab H3 oahoh (pnc. 9, a). IIpaByio cnnny bboahm b neTJiio cnpaBa HajieBO, npoBH3WBaeM ee jiniieBoił aa hhwhioio AOJibKy, He chhmhh c jieBoił cmmbi. flajibme AejiaeM naKHA Ha npaByio cnnny (2-h neT-jih), ciiOBa npoBH3bmaeM neTJiio jinneBou h c6pacwBaeM neTJiio c jicboh cnnnbi — na npanon cnuąe o6pa30Bajmcb Tpn uoobie uer-

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