Chinese square seal 支票方形印鉴
square seal with pigeon finial 鸽钮方形章料
square-ring seal 方形密封圈
Square Trade Seal Program 网站徽章程序
Square combination seal 方型组合封
For used molds are composed of six panels contains the core, Demoulding Bushing, gear and rack and the thrust piece, bearing and seal set with a square of the cold-side or "b" side.
举例用的模具是由六个板组成的包含型芯、脱模衬套、齿轮和齿条以及止推片、轴瓦和方形密封圈载一起的冷端或“B”面。
A combined seal piece of a high pressure square section with a rotary end surface belongs to an end surface seal piece.
一种端面旋转高压方形截面组合密封件，属于端面密封件。
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