A comparison of the two drive modes, namely, the front and rear shaft drives, has led to the conclusion that a front shaft drive is more rational for use on industrial boiler chain grates.

最后，对前、后轴两种驱动方式进行了比较，工业锅炉链条炉排采用前轴驱动方式更为合理。

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In his application Selden described a machine with a gasoline-driven, combustion-type engine that sat in front of the driver; a clutch; a foot brake; a drive shaft; and front-wheel drive.

申请中，赛尔登描述了一项机器是石油驱动、在驾驶座前有燃烧式发动机；离合器、脚刹车、前轮驱动。

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In his application Selden described a machine with a gasoline-driven, combustion-type engine that sat in front of the driver; a clutch; a foot brake; a drive shaft; and front-wheel drive.

申请中，赛尔登描述了一项机器是石油驱动、在驾驶座前有燃烧式发动机；离合器、脚刹车、前轮驱动。

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