内部的口袋将是和外部的乙烯基相同的颜色.Inside pockets shall be same color as outer vinyl.为了增强紧凑性,折边的榻榻米周围还布置了乙烯基塑料地板.To advance its tenseness , hemmed tatamis were arranged together with vinyl flooring.以二丙酮醇和丙烯腈为原料,利用简便、温和的反应条件合成新型乙烯基功能单体-...
这种产品看起来和点燃后都与常见的香烟没什么两样。The product looks and burns like a regular cigarette.入口处的告示牌提醒游客们熄灭香烟。Signs across the entrances warn all visitors to stub out their cigarettes.中草药香烟、口香糖之类的我统统都试过了。I've tried everything from ...
A solid headspace capillary gas chromatography for the determination of residual organic solvents asarone was established.建立了固体顶空毛细管气相色谱法测定细辛脑中有机溶剂残留量.Methods: Using heavy caliber capillary gas chromatography with headsp...