球形錫料 的英文怎麼說
中文拼音 [qiúxíngxíliào]
球形錫料
英文
solder sphere-
Sxotf is recognized in the northern qaidam based on the analysis of structures of area. this oblique trusting fault zone with northwestern - southeastern trending consists of fault gouge, fault breccia and fault cleavage. fault hanging wall consists of sertengshan - xitieshan napple, which is distribution in dextral en echelon. fault footwall consists of youcangshan formation in neogene
本文在對賽什騰? ?錫鐵山斜沖斷裂詳細地段構造解析的基礎上，結合盆地的沉積特徵、地球物理資料等對該斜沖斷裂的幾何學、運動學及形成時代進行了研究，論文著重探討了賽什騰? ?錫鐵山斜沖斷裂的地質意義。The fine powders of the solder alloy are one of the key materials in the smt, the requirement as following : the particle diameter is in 5 u m ~ 74 u m, the shape is spherical and the distribution of the particle size is uniform
表面組裝技術（ smt ）已廣泛應用於電子工業中，而焊錫合金微粉是該技術的關鍵材料之一，通常要求：粉末粒徑5 74 m ，形狀為球形，且粒徑分佈均勻。
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