... 101 阻抗比(声音) impedance ratio(acoustic) 102 接缝宽度joint spacing 在接缝群中两个相邻的接缝之间的垂直距离，单位为m。 ...
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contraction joint spacing 缩缝间距
Joint and fracture spacing 节理裂隙间距
spacing of joint plane 节理面间距
The joint spacing of each set of joint is calculated and can be effectively fitted by negative exponential function.
统计分析各优势组的节理间距，得出各优势组节理间距符合负指数分布。
The theory value of the spacing and the time sealing of the later joint-filled slots and some proposals on the plane form are presented on the basis of numerical calculation.
在数值计算的基础上，提出了后浇带的留置间距、封闭时间的理论值，并对后浇带的平面形状提出应注意的问题。
The sand retention apparatus is composed of an upper joint (1), a central tube (2), a retention ring (3), a sealing element (4), a spacing ring (5), an adjusting ring (6) and a bell mouth (7).
此种挡砂器由上接头(1)、中心管(2)、挡环(3)、密封件(4)、隔环(5)、调节环(6)和喇叭口(7)组成。
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