Kasuwar gyare-gyaren allura tana ba da nau'ikan makamai masu linzami iri-iri. Ba kamar sauran kayan aiki ba, makamai masu linzami ba su da sauƙin rarrabawa da ƙima: gatari daban-daban, bugun jini, ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun masana'antu, da ƙayyadaddun ƙa'idodin masana'antu duk suna yin kwatancen da wahala.
Masu siye masu yuwuwa na iya amfani da wasu jagororin don yanke shawara da aka sani. Don kwatanta zaɓuka daban-daban yadda ya kamata, fara da abubuwan yau da kullun; ta hanyar fahimtar tushen tushe, zaku iya yin zaɓin da aka sani lokacin zabar hannun mutum-mutumi.
Nawa bugun jini?
Nisan da hannun mutum-mutumi ke tafiya ana san shi da bugun jini, kuma girmansa ya dogara da girman sashin, matsayin gangara, da siffar injin. Don sauƙi, yawanci ana bayyana wannan nisa ta hanyar gatari guda uku: a cikin wannan labarin, za mu yi amfani da X, Y, da Z. Lura cewa ba duk masana'antun hannu na mutum-mutumi ke bayyana bugun jini ta wannan hanyar ba. Wasu suna ayyana gatari daban, yayin da wasu ke amfani da ƙa'idodin suna daban-daban.
X -. Wannan nisa gabaɗaya ana kiransa bugun baya, kuma girmansa yana da alaƙa da kaurin ɓangaren. Misali, don sarrafa guga, mika hannun mutum-mutumi da ciro guga daga cikin kwalwa yana buƙatar isassun bugun jini.
Y -axis. Wannan nisa, wanda aka ayyana azaman tafiya ta tsaye, ana ƙaddara ta tsayin injin da tsayin gangaren da ake buƙata. Ma’ana, hannun mutum-mutumi dole ne ya yi tsayi da zai isa sashin ya yi tsalle sama da na’urar, kuma ya yi ƙasa da ƙasa da za a sauke shi a madaidaicin tsayi sama da ƙasa.
Z -aiki. Girman tafiye-tafiye na baya{2} da - ya dogara da ko hannun mutum-mutumi ya sauke sashin zuwa gefe ko bayan na'ura. Sassan da ke amfani da wannan tafiye-tafiye kawai don tsalle kan na'ura ne.
Hanya mafi sauƙi don ƙayyade tafiye-tafiyen da ake buƙata shine zana zane-zane. Tsarin ba kawai yana ƙayyade kowane tafiya ba amma kuma yana gano mahimman abubuwa akan shirin, kamar kayan aiki, ginshiƙan tallafi, da wuraren sharewa.
