2.To convert millimeters to kilometers.you need to divide by 1，000，000 (since 1 kilometer = 1，000，000 millimeters)。3.Therefore.one billion millimeters is equal to 100 kilometers。
導(dǎo)讀2.To convert millimeters to kilometers.you need to divide by 1，000，000 (since 1 kilometer = 1，000，000 millimeters)。3.Therefore.one billion millimeters is equal to 100 kilometers。
1. One billion millimeters is equal to 100,000,000 millimeters.2. To convert millimeters to kilometers, you need to divide by 1,000,000 (since 1 kilometer = 1,000,000 millimeters).3. Therefore, one billion millimeters is equal to 100 kilometers.
1億毫米等于多少千米
2.To convert millimeters to kilometers.you need to divide by 1，000，000 (since 1 kilometer = 1，000，000 millimeters)。3.Therefore.one billion millimeters is equal to 100 kilometers。
綜合
