A line of position from a celestial observation is a segment of a (). circle of equal altitude。 parallel of declination。 parallel of altitude。 vertical circle。
频率越高,空间路径损耗越()。
The operation between two fuel injections is called a working cycle, which consists of a fixed sequence of eventsWhat does "which" mean in this sentence?() a working cycle。 the operation。 two fuel injections。 event。
气胀式救生筏容器上应标明()。 ①乘员定额 ②首缆长度 ③降落须知 ①③。 ①②③。 ③。
HLR存储器两类数据:一是()、二是()。
客户可通过以下()途径到招商银行网点申请办理口头挂失。