我的儿子是位电子学工程师，他却马上从包里拿出一个全球定位系统接收器。
My son, an electronics engineer, produced from his pack a hand-held Global Positioning System receiver.
化学工业是高技术工业，它需要利用电子学和工程学的最新成果。
The chemical industry is a very high technology industry which takes full advantage of the latest advances in electronics and engineering.
化学工业是高技术工业，它需要利用电子学和工程学的最新成果。
The chemical industry is a very high technology industry which takes full advantage of the latest advances in electronics and engineering.
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