The Resource Potential and Development Prospect of Helium in Changqing Gas Field
D Wang, J Li, Z Yu, J Zhang, L Liu, F Xiao, C Shan - Geofluids, 2022 - Wiley Online Library
Helium, a rare gas widely applied in high‐tech fields, is a significant strategic resource in
China. The foreign‐trade dependence ratio of helium in China is 95%. The work reviewed …
China. The foreign‐trade dependence ratio of helium in China is 95%. The work reviewed …
[HTML][HTML] Applied Economics Teaching Resources
C Connolly, S Stearns - Agenda, 2024 - aaea.org
Despite clear science-based evidence of the benefits of bioengineering, consumers hold a
negative attitude toward genetic modification that has been increasing over time. As a …
negative attitude toward genetic modification that has been increasing over time. As a …