1 ton is how many times 1000 grams.
1吨是1000克的多少倍．
<gadget id="calculator">1_000 * 1_000</gadget>
<output>1_000_000</output>

<gadget id="calculator">1_000_000 / 1_000</gadget>
<output>1_000</output>

<result>1_000</result>