Txij li thaum tsim, Uchampak lub hom phiaj los muab cov kev daws teeb meem zoo tshaj plaws rau peb cov neeg siv khoom. Peb tau tsim peb tus kheej R <000000>D chaw tsim khoom thiab tsim khoom. Peb nruj me ntsis ua raws li tus txheej txheem tswj kev ua tau zoo los xyuas kom meej tias peb cov khoom ua tau raws li lossis tshaj peb cov neeg siv khoom xav tau. Tsis tas li ntawd, peb muab kev pab cuam tom qab muag rau cov neeg siv khoom thoob plaws ntiaj teb. Cov neeg siv khoom uas xav paub ntau ntxiv txog peb cov khoom tshiab ntoo tog cutlery lossis peb lub tuam txhab, tsuas yog tiv tauj peb.
$ 2 lab rau $ 143. Lub sijhawm rau lub hlis xaus rau lub Plaub Hlis 30, 2015 yog 6 lab ib xees. Hauv rau lub hlis xaus rau lub Plaub Hlis 30, 2016, lub tuam txhab tau tshwm sim thiab peev nyiaj $0. 5 lab ntawm cov nqi cuam tshuam nrog Kev Hloov Kho No. 2. Cov nqi no, nrog rau cov nqi them tsis tau them $0. 3 lab them rau tus qiv, ua ib tog rau qhov kev npaj qiv nyiaj yooj yim, amortized nyob rau hauv txoj kab ncaj nraim rau 36 lub hlis, ib qho kev hloov kho ntawm qhov kev npaj qiv nyiaj. (b)
Ob txhais taw ntawm lub iav vaj huam sib luag yog dav. Qhov no tsis yog qhov kev txwv ntawm Social Democratic party technology, qhov no tsuas yog kev ua haujlwm ntawm qhov dav ntawm lub taub hau txheej uas lawv tau muab tso rau hauv Hitachi 10 xyoo dhau los, thaum lub sijhawm ntawd, tag nrho lwm cov yeeb yaj kiab ntse kuj tau coated hauv qhov dav ntawm 1 m.
Kev ywj pheej yog lub hom phiaj zoo; Cohen hais tias Asmeskas ib leeg pov tseg ntau dua 30 lab tons ntawm cov yas txhua xyoo. Rau nws, nws tsis yog ib qho teeb meem ntawm kev koom nrog tog lossis cov neeg tseem ceeb; Qhov no yog ib qho teeb meem uas cuam tshuam rau peb txhua tus. "Peb tab tom tsim cov khib nyiab tam sim ntawd," nws hais. \". \"Peb yuav tsum hloov peb txoj kev xav mus rau ib zaug rov siv tau.
Txuas ntxiv qhov kev txhawb nqa ib zaug. Thaum lub tsev hais plaub tshem tawm rooj plaub ntawm Batsa thaum lub Tsib Hlis 2011, Batsa tau thov mus rau Lub Tsev Hais Plaub Siab Tshaj Plaws. Cov ntaub ntawv no qhia tau hais tias qhov tseem ceeb ntawm WHO Framework Convention on Tobacco Control (FCTC) Kev Tiv Thaiv Kev Cai Lij Choj Hauv Tebchaws Cov kev txiav txim tshwj xeeb hais tias, raws li ib lub koom haum rau Lub Hom Phiaj ntawm Kev Tswj Luam Yeeb, South Africa muaj lub luag haujlwm los txiav txim siab txog cov cai ntawm kev cog lus, tshwj xeeb yog Tshooj 13, xav kom cov tog neeg tshaj tawm, txwv tsis pub haus luam yeeb txhua yam.
天然大理石是由地壳中的沉积岩经高温、高压作用成的变质岩开采得来,人造大理石是经碎石、 粉体加合成树脂等原料经高温固化而成,总体说两者的辐射都对人体没有任何伤害。天然大理石主要由方解石、石灰石、蛇纹石和白云石组成,其主要成分为碳酸钙,约占55%以上,其中佛山白大理石碳酸钙占比最高,约为99%以上,也被成为重钙石材。天然大理石的组成部分没有任何对人体有害的金属成分,或高辐射物质。大理石辐射的高低可从其内照射指数与外照色指数看出;送检进口瓷砖 送检国产瓷砖 送检进口大理石 送检国产大理石 内照射指数 0.59 0.32 0.07 0.02 外照射指数 1.18 0.54 0.04 0.11 经过科学检测结果得出;大理石内照射指数与外照射指数都远低于瓷砖材料,可以说天然大理石 的辐射要低于瓷砖好几倍。虽然瓷砖的辐射高于大理石,但没有超过对人体有害的内照射与外照 射标准,属于健康环保装饰材料。 人造大理石的主要原材料为白云石,为天然大理石碎石与粉末,约占95%以上,可以说人造大理石 的内照射指数与外照射指数都与天然大理石相差不多,都属于健康安全环保的建筑材料。 人造大理石的主要原材料就是天然大理石,所以两者的辐射指数基本一致,内照射指数与外照射 指数都远远低于实木与玻璃材料。
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