此外,在所有试验中,嵌塞锚钉的展开在任何材料中均没有失败。
Moreover, the impaction anchors never failed to expand in any material in any of the tests.
基层上的节疤、松脂部位应用虫胶漆封闭,钉眼处应用油性腻子嵌补。
Base on the knots, application of shellac varnish resin parts closed, oily putty inlaying nailhole place application.
基层上的节疤、松脂部位应用虫胶漆封闭,钉眼处应用油性腻子嵌补。
Base on the knots, application of shellac varnish resin parts closed, oily putty inlaying nailhole place application.
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