To model inheritance on a class diagram, a solid line is drawn from the child class (the class inheriting the behavior) with a closed, unfilled arrowhead (or triangle) pointing to the super class.

为了在一个类图上建模继承，从子类(要继承行为的类)拉出一条闭合的，单键头(或三角形)的实线指向超类。

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The dart can be completely cut away on the pattern so that a solid line can be drawn on the fabric in chalk.

样板上的省道可以完全剪掉，因此在面料上可以用画粉画实线来表示。收藏。

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The extrusion process is a traditional method for the TP2 copper tubes, in which continuous casting solid billet is extruded to hollow tube billet firstly and then drawn to tube.

传统的TP2铜管生产方法——挤压法是由连铸实心铸坯挤压成管坯，再经过拉拔加工成管材。

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As money has flowed in, they have also increasingly drawn on some solid research.

ECONOMIST: New Labour��s gurus

The policy was drawn up before evidence that babies should be given solid food before the age of six months was published in last week's British Medical Journal.

BBC: Vitamin D and weaning advice for new Scottish mothers

They tend to think of the feasibility studies drawn up by Matsushita as being a good deal more solid than just a best guess about an operation's chances of success.

ECONOMIST: Matsushita��s Chinese burn