liquid helium短语⁴⁹⁶⁹³ 基本例句 液态氦 Liquid helium has the potential to solidify air, which can block pressure- relief devices and other container openings. This can result in pressure buildup that may rupture the container. 液氦有凝固空气的潜力，这会阻塞减压装置和其它的容器开口，导致可以使容器破裂的压力积累。 www.airproducts.com.cn