凹板

closed tube

联通管

closed triangle of forces | 力的闭合三角形 | closed tube | 联通管 | closed type concave | 闭式凹板; 无孔凹板

concave

凹

此为一般待焊板无铅回焊所常用的有鞍型回焊曲线,各热量差异较小.此 L 型曲线以直线式或稍呈下凹(Concave)为宜,不可出现隆起(Convex)状态,以免板 面过热造成厚板之表层起泡.且此升温线的 2/3 长度处不宜超过 150℃,其余参数同上 29.

concave downward

下凹

concave-convexlens 凹凸镜 凹凸透镜 | concave-downward 下凹 | concave-settinglever 凹板间隙调节杆

gray-headed

灰白头发的/老的

gravure /凹板/凹版印刷/照相凹版/ | gray-headed /灰白头发的/老的/ | gray-scale /灰阶的/

cavity splits

凹模拼块

cartridge heater (-:-) 管式加热器 | cavity splits (-:-) 凹模拼块 | cavity-retainer plate (-:-) 凹模固定板

steel engraving paper

钢凹版印纸刷

steel engraver's paper 钢凹版印刷纸 | steel engraving paper 钢凹版印纸刷 | steel plate paper 板压光泽纸

sunk panel

凹形镶板

凹形线脚 sunk molding | 凹形镶板 sunk panel | 八 eight

button die retainer

嵌入式圆形凹模固定板

button breaking machine ==> 凸钮揉包机 | button die retainer ==> 嵌入式圆形凹模固定板 | button head ==> 半圆头

female die, female mold, negative mold

凹模

凹模固定板 retainer plate | 凹模 female die female mold negative mold | B 备 件 spare parts

scallop fretboard

凹槽指板

scale glossary 音阶图表 | scallop fretboard 凹槽指板 | sense 感觉,意识

antiquated law：兩- 過時的法例

anti-fraud 兩- 打擊欺詐 港- 打擊詐騙 台- 制止背信 | antiquated law 兩- 過時的法例 | anti-trust 兩- 反托拉斯;反壟斷 台- 反托拉斯;反獨佔;反壟斷

permutable：可排列

permutability 转置性 可置换性 换排性 | permutable 可排列 | permutate 重排列