小能力驼峰 small capacity of hump

Rent paid on 1 October 2002 for the year to 30 September 2003 was $1200 and rent paid on 1 October 2003 for the year to 30 September 2004 was $1600. Rent expense, as shown in the statement of profit or loss for the year ended 31 December 2003, would be:

LED信号机与色灯信号机相比,具有如下特点()。

影响50Hz轨道电路调整状态的因素有哪些()。

关于JPXC-1000继电器,以下说法正确的是()。

旅客中间站台 intermediate platform of passenger

驼峰类型 type of hump

加热炉主火嘴的燃料气压力低于规定值,将引起()

酸性气出装置流量下降后又突然增大的原因是()