pall ring 中文意思是什麼
pall ring
解釋
鮑爾環-
The irregular stuffing mainly consists of metal pall ring stuffing, metal step ring stuffing and metal interrose stuffing
散堆填料主要有:金屬鮑爾環填料金屬階梯環填料金屬環矩鞍即金屬英特洛斯填料。 -
Long - term heat distortion test method of polypropylene pall ring packing
聚丙烯鮑爾環填料長期熱變形試驗方法 -
Geometric characteristic parameter of metal pall ring
金屬鮑爾環幾何特性參數 -
Compression test method of polypropylene pall ring packing
聚丙烯鮑爾環填料抗壓試驗方法
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