用温和的漂白剂浸泡以去除污迹。Remove stains by soaking in a mild solution of bleach.用些漂白剂漂白这件衬衣.Use some bleach on this shirt.尽管广告说得天花乱坠, 但所有液体漂白剂都基本相同.Despite the language of ads, all liquid bleach is basically the same....
Diglycol diacetate had been obtained with sulfuric acid or toluene - p - sulfonic acid as catalyst in lab.研究了在实验室条件下,以硫酸、对 甲苯 磺酸为催化剂合成二甘醇二醋酸酯的方法.The synthetic principle and the process method diglycol dioleate were discu...
Quality advantage of the alterable thread length scanning system is evident.变长线扫描系统采用的扫描方式和聚焦元件使线束宽度小且恒定,线束功率密度与点扫描焦斑的相当.Three alterable experimental parameters were chosen: liquid pressure, flux and electrostatic voltag...
a silver brooch with ruby insets镶嵌红宝石的银胸针She is wearing a small ruby earring.她戴着一枚红宝石小耳环.The shooting-range is lit from underneath by rows of ruby-red light fittings.射击场被一排排深红色的灯光设备从下面照亮了....a ruby and diamond ring.红宝石钻戒...