Sabon isowa
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Duban tabarau
1. Ka'idar ganowa ta ruwan tabarau UV Ba za a iya sarrafa ma'aunin watsa ruwan tabarau na tabarau a matsayin matsakaici mai sauƙi na watsawa a kowane tsayin raƙuman ruwa, amma ya kamata a samu ta hanyar haɗaɗɗen ma'auni na watsawar gani gwargwadon nauyin ...Kara karantawa -
Tsarin allura na gashin ido
1. Abun allura Tsarin gyare-gyaren allura shine narke shinkafar filastik (yafi PC, karfe na filastik, TR), sannan a yi masa allura don sanyaya.Fa'idodin shine babban kwanciyar hankali na duka tsari, saurin sarrafa sauri, da ƙarancin farashi gabaɗaya.Rashin hasashe shine yawancin...Kara karantawa -
Kayan ƙarfe don firam ɗin kallo
1. Abun da aka inganta na Zinariya: Yana ɗaukar siliki na zinari a matsayin tushe, kuma an lulluɓe samansa da zinari mai buɗewa (K).Akwai kala biyu na buɗaɗɗen zinare: farar zinariya da zinare mai rawaya.A. Zinariya Wannan ƙarfe ne na zinari tare da kyakyawan ductility kuma kusan babu canza launin oxidative.Tun da zinariya tsantsa (24K) ...Kara karantawa -
Yadda za a zabi tabarau masu kyau?
1) All tabarau ne anti-ultraviolet.Ba duk tabarau ba ne anti-ultraviolet.Idan kun sanya "gilashin tabarau" waɗanda ba anti-ultraviolet ba, ruwan tabarau sun yi duhu sosai.Don ganin abubuwa a fili, ɗaliban za su girma a zahiri, kuma hasken ultraviolet za su shiga cikin idanu kuma idanu za su kasance ...Kara karantawa -
Nasihu akan amfani da tabarau
1) A ƙarƙashin yanayi na al'ada, 8-40% na haske na iya shiga cikin tabarau.Yawancin mutane suna zaɓar 15-25% tabarau.A waje, galibin gilashin masu canza launi suna cikin wannan kewayon, amma hasken wutar lantarki daga masana'anta daban-daban ya bambanta.Gilashin canza launi mai duhu zai iya shiga ...Kara karantawa -
Sanin ruwan tabarau na tabarau
1. Wadanne nau'ikan kayan ruwan tabarau ne akwai?Kayan halitta: dutse crystal, babban taurin, ba sauƙin niƙa ba, yana iya watsa hasken ultraviolet, kuma yana da birefringence.Kayan wucin gadi: gami da gilashin inorganic, gilashin kwayoyin halitta da guduro na gani.Gilashin inorganic: Ana narkar da shi daga silica, calciu ...Kara karantawa -
Rashin fahimtar zaɓin tabarau na tabarau.
Rashin fahimta 1: Duk tabarau suna jure wa UV 100% Bari mu fara fahimtar hasken ultraviolet.Tsayin hasken ultraviolet yana ƙasa da 400 uv.Bayan da ido ya bayyana, zai lalata cornea da retina, wanda zai haifar da keratitis na hasken rana da lalacewar endothelial na corneal. High-qualit ...Kara karantawa -
Abubuwan nuni
A kowace shekara muna halartar Tantancewar nuni a Tokyo, da kuma lashe da yawa lambobin yabo, muna da dogon tarihi a cikin gilashin samar al'amari, yana da arziki kwarewa, da yawa a cikin masana'antu na sana'a harka da kuma hada kai tare da yawa shahara brands, mu tabarau yin tallan kayan kawa da kyau. ...Kara karantawa -
Masana'antar "Mirror" tana kiyaye ainihin manufarta kuma koyaushe tana bin jam'iyyar
A ranar 26 ga wata, an gudanar da taron musanyar fasahohin fasahohin aikin gine-gine na jam'iyya karo na 9, a birnin Changsha na lardin Hunan na kasar Sin.Sama da mutane 100 ne suka halarci taron,...Kara karantawa -
Majagaba na aviator tabarau
Aviator Sunglasses 1936 Wanda Bausch & Lomb ya haɓaka, mai suna Ray-Ban Kamar yadda tare da zane-zane masu yawa, irin su Jeep, tabarau na Aviator an yi niyya ne don amfani da soja kuma an haɓaka su a cikin 1936 don matukan jirgi don kare idanunsu yayin tashi.Ray-Ban ya fara sayar da gilashin ga th...Kara karantawa