It says U.S.-sponsored security upgrades have been completed for 75% of the buildings that contain weapons-grade material and for about 65% of Russia's nuclear warhead sites.

据称由美国发起的安全提升已经摧毁百分之七十五的包含武器原料的建筑物和百分之六十五的俄罗斯核弹头基地。

youdao

He needs to disarm a lost nuclear warhead (technology as danger), and while he is successful, he does not have enough oxygen left in his suit to return to Deep Core (technology as inadequate).

他的任务是找到失踪的核弹头并拆除上面的引信（反映了技术之危险），虽然后来任务完成，潜水衣中的氧气却不足以支撑他重新返回钻台了（反映了技术之不足）。

youdao

But some western defense analysts believe the Shahab-3 is capable of carrying a nuclear warhead.

VOA: standard.2009.09.28

The highlights were several new missiles, including a ballistic missile that can carry a nuclear warhead and another one that has been nicknamed the "aircraft carrier killer."

VOA: standard.2009.10.01

It rebuffed efforts by Secretary of Defense Robert Gates to develop a next-generation nuclear warhead.

FORBES: Nuclear Weapons: How Few Is Too Few?

It is not thought to have a missile capable of carrying a nuclear warhead.

BBC: North Korea tells South to leave islands

The fear was like that of a nuclear warhead falling into the wrong hands.

WSJ: Ta-Da! The USGA Gives the Stimpmeter a Makeover | Golf Journal by John Paul Newport