The defects of castings such as camera base have been eliminated through the process. The quality of the castings has been promoted. And it also satisfied the specification of the technicalprovision.
通过该工艺生产的相机镜座等铸件消除了铸件表面冷隔、皱褶等缺陷，提高了铸件质量，满足了技术条件要求。
2
This will be achieved through the provision of topical information, guidance and technical support to member countries and support of the International Network on Family Poultry Development.
FAO helps member countries overcome these constraints through the provision of information and policy advice and through institutional and technical capacity-building activities.