low-expa ion steellow-expansion steel低: low膨胀: expand; swell; dilate; infla ...钢: sharpen; strop; whet不膨胀钢: non expansion steel; non-expansion steel高膨胀钢: high expansion steel下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:低膨胀钢，即可在微信中查询翻译
