Scar tissue can lead to gum disease：疤痕會(huì)引起牙齦疾病

Any type of oral surgery is going to leave scar tissue.|任何類(lèi)型的口... | Scar tissue can lead to gum disease|疤痕會(huì)引起牙齦疾病. | and as you well know, gum disease can cause heart disease.|而你也該清...

hard lead：硬鉿

hard glass 硬質(zhì)玻璃 | hard lead 硬鉿 | hard porcelain 硬瓷

hard lead：硬鉛,鉛銻合金

hard lay ==> 硬捻 | hard lead ==> 硬鉛,鉛銻合金 | hard leather ==> 硬革

hard lead pump：硬鉛泵

hand pump 手動(dòng)泵;手壓泵; | hard lead pump 硬鉛泵; | hard rubber lined pump 襯硬膠泵;

hard lead pump：軟鉛泵

hand pump 手動(dòng)泵;腳壓泵; | hard lead pump 軟鉛泵; | hard rubber lined pump 襯軟膠泵;

hard lead alloy：硬鉛合金

hard iron 硬鐵 | hard lead alloy 硬鉛合金 | hard leather 硬革

very hard lead pencil：非常硬的鉛筆

very good visibility 優(yōu)良能見(jiàn)度 | very hard lead pencil 非常硬的鉛筆 | very high 八級(jí)浪(國(guó)際氣象組織浪級(jí)

hard lead pump coupling：硬鉛泵聯(lián)軸器

hand pump coupling 手動(dòng)泵聯(lián)軸器手壓泵聯(lián)軸器 | hard lead pump coupling 硬鉛泵聯(lián)軸器 | hard rubber lined pump coupling 襯硬膠泵聯(lián)軸器

horn lead：角鉛礦

horizontal slicing 水平分層開(kāi)采法 | horn lead 角鉛礦 | horn set 基礎(chǔ)垛盤(pán)

horn lead：角鉛

horn lantern 角燈 | horn lead 角鉛 | horn loudspeaker 喇叭形揚(yáng)聲器