Izindaba

  • Iphayiphu Ye-diaphragm Ekuthengisweni Okushisayo

    Ngokuqala kwentwasahlobo, iqhwa liyancibilika ezintabeni, amanzi aletha ukuvuselelwa emvelweni, kepha ngasikhathi sinye, kuphazamisa ukusebenza ezintabeni. Iphampu le-diaphragm manje lidlala indima ebalulekile kulowo msebenzi. Amaphampu enkampanini yethu abe "inkanyezi" ...
    Funda kabanzi
  • Amathuba amasha eChina-Latin America

    Ukuhweba ngempahla kwe-LAC-China kucishe kwaba nozinzo ngokuphelele ngo-2020. Lokhu kuyaphawuleka kukodwa, njengoba i-LAC GDP yehle ngaphezu kwamaphesenti ayi-7 ngo-2020 ngokulinganisela kwe-IMF, yalahlekelwa ukukhula kweminyaka eyishumi. , kanye nokuthengiswa kwempahla yesifunda kwehle jikelele (iZizwe Ezihlangene 2021). Kodwa-ke, ngenxa yokuqina okuzinzile kwezohwebo ...
    Funda kabanzi
  • Isimo semishini yeRock Drill

    Eminyakeni emibili eyedlule, ukubhoboza idwala le-air leg drill ngamandla amakhulu okuba nomthelela emakethe kuye kwanda, kanti ne-drill yamatshe engxenyeni yekhwalithi ephezulu enesimo esisodwa nebhithi yobubanzi obuncane iye yanda. Inkinobho encane yobukhulu ithi njengomkhiqizo oyinhloko emkhakheni we-brazing nensimbi yensimbi ...
    Funda kabanzi