1. Nthawi zambiri timayang'ana maonekedwe a ma bolts ndi maso athu kuti tiwone ngati electroplated black zinc ya bolts ndi yabwino, kaya pali mawanga kapena ayi. 2. Mayeso olimba a mabawuti. Tsukani mafuta osanjikiza pamwamba pa chomangira ndi petulo kapena zotsukira ...

Kodi Spring washer ndi chiyani? Kawirikawiri amakhala ndi chitsulo chophwanyika, chozungulira-kapena chozungulira chachitsulo chokhala ndi dzenje pakati, ochapira nthawi zambiri amagwiritsidwa ntchito limodzi ndi zomangira zomangira. Chomangira chomangira ulusi chisanalowetsedwe pamwamba, chomangira cha...

M'moyo, ma bolts, screws, screws, etc. amatchulidwa kawirikawiri. Kodi pali kusiyana kotani pakati pawo? Kwenikweni, mwambi wokhazikika ndikuti palibe zomangira ndi mtedza. Zopangira ziwiya zimadziwika bwino, ndipo omwe ali ndi ulusi wakunja amatha kutchedwa "screw". Mawonekedwe a t...

Ngati munayamba mwasokonezeka pamene mukuyesera kudziwa kukula kwa mtedza kumafunika ma bolts, ndiye kuti simuli nokha. Miyeso yambiri yosiyanasiyana imatha kukhala yolemetsa komanso yosokoneza. Mukaphunzira kuti pali njira yoyezera muyeso yaku America ndi ...

Chiyambi cha mawotchi athyathyathya: Ma washer a Flat nthawi zambiri amakhala ndi magawo owonda amitundu yosiyanasiyana, omwe amagwiritsidwa ntchito kuchepetsa mikangano, kuteteza kutayikira, kudzipatula, kupewa kumasula kapena kufalitsa kukakamizidwa. Zida zambiri ndi zomangira zimakhala ndi zinthu zotere kuti zizichita mosiyanasiyana ...

Pali mitundu yambiri ya mabawuti amphamvu kwambiri, makamaka pamwamba pa Sitandade 8.8, kuphatikiza theka la ulusi wa hex bawuti wa Giredi 10.9 ndi bawuti wathunthu wa ulusi wa Gr12.9 wazitsulo za kaboni ndi zomangira. Ndiloleni ndikudziwitseni kugwiritsa ntchito ...

Pa June 28, 2010, Unduna wa Zamalonda udapereka chilengezo cha 40 cha 2010, chosankha kuyika ntchito zoletsa kutaya pazitsulo zomangira zitsulo za kaboni zomwe zimachokera ku European Union, ndi msonkho wa 6.1% mpaka 26.0%. Pa Seputembala 9, 2011, Unduna wa...

Pa Julayi 7, pamsonkhano wokhazikika wa atolankhani womwe udachitika ndi Unduna wa Zamalonda, funso lofalitsa nkhani lidafunsidwa: mu theka lachiwiri la chaka chino, kukwera kwamitengo yamitengo, kusamvana pakati pa Russia ndi Ukraine kukankhira mitengo yamtengo wapatali ndi zinthu zina kudzakhudzabe t. ...

Pakuchepa kwa msika, mabizinesi ambiri akusinthanso njira zawo zamabizinesi. "Poyang'anizana ndi mpikisano wankhanza wamsikawu, tiyenera kumvetsetsa bwino ntchito yakukhathamiritsa ndi kukonza kosiyanasiyana." Liu Jianrong, Secr...