网架整体吊装可根据施工条件和要求,采用单根或多根拔杆起吊,也可采用一台或多台起重机起吊就位。
查看答案
中国气象局《农业气象情报情报质量考核办法》中,将农业气象情报质量考核分为()农业气象情报和非定期农业气象情报。
总部集中于一个底线,每个国家作为一个利润中心,其子公司根据需要自主管理经营,但必须创造利润才能从总部获得资源,这种企业战略是()。
A. 多国战略
B. 跨国战略
C. 国际战略
D. 地区战略
Which statement is true?()
An IPv6 address is 64 b long and is represented as hexadecimal characters.
B. An IPv6 address is 32 b long and is represented as decimal digits.
C. An IPv6 address is 128 b long and is represented as decimal digits.
D. An IPv6 address is 128 b long and is represented as hexadecimal character