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brown ring reaction：棕环反应

Brown nickel process 布朗炼镍法 | brown ring reaction 棕环反应 | brown ring test 棕环试验

ring precipitation reaction：环形沉淀反应

ring finger 环指(结构)[锌指结构之一种] | ring precipitation reaction 环形沉淀反应 | Ri plasmid Ri质粒,毛根诱导质粒

vortex ring：涡环

vortex region 涡柳 | vortex ring 涡环 | vortex ring flow 涡环怜

vortex ring flow：涡环怜

vortex ring 涡环 | vortex ring flow 涡环怜 | vortex sheet 旋涡层

ring vortex：环形涡流

ring vibrator 环形振子 | ring vortex 环形涡流 | ripple 涟波

ring vortex：環狀渦[旋]

ring halo 環暈 | ring vortex 環狀渦[旋] | Ringelmann chart 林治曼圖

Ring Tone Pattern Selection：振铃音图形选择)

Ring Pattern Table Trunk( 中继线振铃图形表) 345 | Ring Tone Pattern Selection( 振铃音图形选择) 34 | Ringing Line Preference( 振铃线路优先) 61

steel fiber: polypropylene fiber：钢纤维

环结构:Ring-structure | 钢纤维:steel fiber: polypropylene fiber | 纺纱锭子:ring spindle

Sicherungsring lock washer/snap ring, retaining ring：安全环,防护环

Sicherungsmutter 保险螺母,锁紧螺母 | Sicherungsring lock washer/snap ring, retaining ring 安全环,防护环 | Sicke bead 卷边

slip ring motor starter panel：滑环式电动机起动器掣板

slip ring motor 滑环式电动机 | slip ring motor starter panel 滑环式电动机起动器掣板 | slow-down cam 减速凸轮;"长刀"

the bird of wonder：凤凰;长生鸟

the bird of peace鸽子 | the bird of prey 猛禽 | the bird of wonder凤凰;长生鸟

flange rail：平底轨条

"凸缘皮带轮","flange pulley" | "平底轨条","flange rail" | "凸缘肋","flange rib"