水钻的主要成分是水晶玻璃。水钻是把人造水晶玻璃切割成钻石刻面而得到的一种饰品辅件。
Chaton, also Crystal Diamond or Rhine Stone, is a kind of precious material in the accessory industry.
对有关挤出胀大、减粘降阻、熔体破裂及壁面滑移的研究进展进行了综述，指出气辅挤出技术是解决以上问题的有效方法。
The research advances about die swell, the reduction of friction between die wall and polymer melt, wall slip and melt fracture in polymer extrusion are described in the paper.
另一方面，营 运机构亦会与其他社会服务单 位如综合家庭服务中心建立转 介网络，为有需要的参加者及 时提供辅 导或其他适切的各种服务。
Operating agencies will also build up a network with other social service units such as Integrated Family Service Centre to provide timely counseling and various services to needy participants.
另一方面，营 运机构亦会与其他社会服务单 位如综合家庭服务中心建立转 介网络，为有需要的参加者及 时提供辅 导或其他适切的各种服务。
Operating agencies will also build up a network with other social service units such as Integrated Family Service Centre to provide timely counseling and various services to needy participants.
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