美国福斯特惠勒公司设计的飞灰回燃装置经过较大改进后至今运行正常；
The Flying-ash recirculating Loop (namely the devices used for fly-ash returning back to the furnace) designed by Foster Wheeler Corp, has so far worked normally after great improvement.
IC卡预付费方式与人工抄表方式相比有较大改进，但不适合于实时电价模式。
The payment in advance pattern using IC card is more convenient than manual kilowatt hour meter reading, but it is not suited to real time pricing mode.
近年来，以佳多频振式杀虫灯为代表的灯光诱杀器械，其技术性能得到较大改进和提高。
In recent years, The performances of light traps represented by Jiaduo Frequency Trembler Grid Lamps have been greatly improved.
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