Qhov txawv ntawm Brass thiab Ntshiab tooj liab

Cov ntsiab lus sib txawv: tooj dag yog ib qho alloy ntawm tooj liab thiab zinc; Ntshiab tooj liab yog tooj liab nrog cov ntsiab lus tooj liab siab tshaj plaws. Cov xim sib txawv: tooj dag yog daj ntseg daj; Ntshiab tooj liab yog purplish liab nyob rau hauv cov xim. Cov ntsiab lus tooj liab txawv: cov ntsiab lus tooj liab hauv tooj dag yog li 60 feem pua; Cov ntsiab lus ntawm tooj liab hauv cov tooj liab ntshiab yog 99.5 ~ 99.95 feem pua.

Yog tias koj muaj lus nug, thov hu rau peb. Peb lub tuam txhab tuaj yeem tsim ntau yam koob txhaj tshuaj, koob tshuaj kho mob, koob txhaj tshuaj, koob tshuaj hypodermic, koob txhaj tshuaj, koob tshuaj tiv thaiv kab mob, koob txhaj tshuaj, koob txhaj tshuaj, koob txhaj tshuaj, koob xaum koob, koob ovum khaws koob, koob txhaj tshuaj, thiab lwm yam Yog tias koj xav tau kev kho koob cov khoom, thov hu rau peb. Peb tos ntsoov rau koj qhov kev nug! Qhov zoo ntawm cov khoom tsim nyob rau hauv peb lub Hoobkas yuav txaus siab rau koj!

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