available a — èìåþùèéñÿ
considerable a — çíà÷èòåëüíûé
copper n — ìåäü
desirable a — íóæíûé
difficult a — òðóäíûé
either... or …—ëèáî..., ëèáî
enormously — ÷ðåçâû÷àéíî
enough a — äîñòàòî÷íûé
estimate v — îöåíèâàòü
exception n — èñêëþ÷åíèå
expensive a — äîðîãîñòîÿùèé
fibre n — ôèáðà, âîëîêíî
fine a — òîíêèé
gold n — çîëîòî
iron ë — æåëåçî
melt v — òàÿòü
mention v — óïîìèíàòü
need v — íóæäàòüñÿ
quantity n — êîëè÷åñòâî
remain v — îñòàâàòüñÿ
resistant a — óñòîé÷èâûé
sheet n — ëèñò
silver n — ñåðåáðî
strengthen v — óñèëèâàòü, óêðåïëÿòü
suitable a — ïðèãîäíûé
thin a — òîíêèé
tough a — ïðî÷íûé, æåñòêèé
vary v — èçìåíÿòü(ñÿ)
wire n — ïðîâîëîêà
to meet requirements — óäîâëåòâîðÿòü òðåáîâàíèÿì