商务部公布调整对加拿大反歧视措施
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While the rocket is inside, technicians will remove and inspect suspected helium system components, update any faulty hardware, and perform other work. That includes replacing batteries in the flight termination system — the emergency system that can destroy the rocket if it strays off course — swapping out a seal on the line that feeds liquid oxygen into the rocket, refreshing items inside Orion, and giving the closeout crew more practice sealing the capsule.
（二）违反规定，在场内燃放烟花爆竹或者其他物品的；