Unverified50% confidenceFactExact time
偏二甲肼（UDMH）曾是苏联及俄罗斯质子号等重型火箭的主力推进剂
1
Sources
50%
Confidence
Long-term
Relevance
7/7/2026
First Seen
Sources
Space Balls Falling to Earth: How Rocket Debris Containing Toxic Hydrazine Fuel Threatens Ground Safety
hackernewshackernews7/5/2026
Cite This Claim
Stable URI
https://kongchang.com/claim/129598API
curl https://kongchang.com/api/v1/knowledge/claims/129598MCP
get_claim(id=129598)