-
中空纤维中空度是中空纤维物理性能的主要指标之一。
The hollowness is one of main physical indexes of hollow fiber.
youdao
-
岩石中空隙的比例被称为孔隙度。
The proportion of empty space in a rock is known as its porosity.
youdao
-
岩石中空隙的比例被称为孔隙度。
The proportion of empty space in a rock is known as its porosity.
youdao