标准摘要
[中文适用范围]： ISO 3776 的本部分规定了供农用拖拉机和自走式机械操作员使用的骨盆约束（座椅）安全带组件的固定装置的位置、相对位置和螺纹孔尺寸。 [外文原描述]： ISO 3776-1:2006 specifies the location, relative position and threaded hole dimensions of the anchorages for pelvic restraint (seat) belt assemblies intended to be used by the operators of agricultural tractors and self-propelled machinery.
英文名称Tractors and machinery for agriculture — Seat belts — Part 1: Anchorage location requirements