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1·A casting kit might include multiple casting compounds (dental gypsum, Silicone rubber), snow wax (for making a cast in snow), a bowl, a spatula and cardboard boxes to hold the casts.

铸模，一个碗，一个小铲和一个用于存放铸模的纸板盒。

2·This together with the long lifetime of the vacuum pumps make them suitable for use in medical technology, wax moulding in the jewellery industry and ceramic kilns in the dental industry.

加之真空泵使用寿命长，使其适用于医疗技术、珠宝业蜡模和牙科业烤瓷炉。