His inventions and innovations included batteries, cement mixer, the sound recording telephone, double- and multi-type cable system, railways used brakes.

他的发明和革新包括蓄电池、水泥搅拌机、录音电话、双工式和多工式电报系统、铁路用制动器等。

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NO. 1 Inventions and innovations almost always come out of laborious trial and error.

这两句都是对发明创造来源的描述。

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Old age, his inventions and innovations including batteries, cement mixer, sound recording telephone, double - and multi-type cable system, railways used brakes.

晚年，他的发明和革新包括蓄电池、水泥搅拌机、录音电话、双工式和多工式电报系统、铁路用制动器等。

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China lacks the ability and capability to turn inventions to innovations that lead into a new generation of products and industries and thereby help companies achieve sustainable competitive advantages.

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However, we also want people to be able to create derivative innovations and inventions.

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The approach mentioned above needs innovations and inventions in core technology areas such as material sciences, electronics, fluid mechanics, power systems and the like.

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