The metal utensils made from iron, copper and aluminum are forbidden to decoct drugs.
举一反三
- Metal utensils such as iron, copper, or aluminum are appropriate to prepare decoctions.
- Which of the following metals is environmental friendly? A: iron B: aluminum C: copper D: titanium
- 将以下段落翻译成中文：The cylinder head is bolted to the block. The manufacture casts the cylinder head in one piece from iron, from iron alloyed with other metals, or from aluminum alloy. Aluminum has the advantage of combining lightness with rather high heat conductivity.Depending on the style of engine, the cylinder head serves many functions.
- The knife is made __________ metal and wood. A: to B: of C: from
- Deepdrawingismosteffectivewithductilemetals,suchas. A: aluminum B: brass C: copper D: mildsteel