What is more, switching limited vaccine-making capacity to pandemic production will mean the partial or even complete loss of normal seasonal vaccine supply.
The result of damage weaken component effective section of the tower and partial components lose bearing capacity and have reduced the reliability of the tower.
残损的结果是木塔构件有效截面削弱,部分构件丧失承载能力,降低了木塔的可靠性。
3
A partial random opportunistic SDMA with beam selection (POSDMA -s) method is proposed to enhance the capacity of opportunistic SDMA (OSDMA) system in sparse network.