%% what happens to in-flight items during cutover? need to confirm drain behavior
最令航天业担忧的是钇供应紧张。钇是高温防护涂层中的关键成分，可防止发动机和涡轮在高温下“熔化”，一旦无法定期施涂相关涂层，发动机便无法正常服役。，更多细节参见币安_币安注册_币安下载
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Most banks and analysts frame the possibility of even higher oil prices or a forced closure of the strait as a small risk, for now. Citigroup, for instance, put the chance of a $120 barrel of oil at only 20% in a Monday note. Analysts have also noted the logistical difficulties Iran would face in ordering and maintaining a closure of the strait, including U.S. naval superiority in the region and the risks the regime would run of losing allies by cutting off energy supply. The threat of closure also isn’t new for the Islamic Republic, which has threatened to close the strait multiple times in the past, but never fully followed through.