Iron was found to be the most effective transition metal. 句中“transition metal”的中文是______
举一反三
- Use adhesive No. 35 to metal to metal. A: Use adhesive No. 35 to bond metal to metal. B: Use adhesive No. 35 to adhere metal to metal. C: Use adhesive No. 35 to glue metal to metal. D: Use adhesive No. 35 to join metal to metal.
- Metal utensils such as iron, copper, or aluminum are appropriate to prepare decoctions.
- The metal utensils made from iron, copper and aluminum are forbidden to decoct drugs.
- In metal photography, the reflective surface can represent the ______ of metal. A: three-dimensional B: colors C: area D: All of the above
- 把金属条弯曲成一条曲线。 A: Bend the strip of metal to make a curve. B: Curve the strip of metal.