operational trials meaning in English

(电脑)业务测试

It is very likely that these two ships will serve for operational trial and evaluation purpose
这两艘船极可能作为试验平台和评估目的用途。
Cad has conducted operational trials on the d - atis and d - volmet services since may 1999
自一九九九年五月起，民航处已开始测试新数据化服务。
With the successful conclusion of the technical trials , operational trials commenced since october 2000 again with satisfactory results
由于有关测试成功，民航处遂于去年十月为本地各航空公司试行这种运作方式，结果理想。
Operational trials on the transmission of automatic terminal information service ( atis ) and automatic volmet broadcasting service ( avbs ) information via vhf and satellite datalinks were conducted in may 1999 , with favourable responses received so far
一九九九年五月，本处更利用甚高频及卫星数据链路测试自动航站情报服务和自动气象情报广播的讯息发放，迄今的测试效果令人满意。