常見例句A hard brittle wax obtained by purifying ozokerite, a natural occurring mineral wax. 由自然界存在的一種礦物蠟(天然地蠟)凈化得到的脆性硬蠟。The microstructure of primary root and different secondary roots were studied by hand sectioning and routine mineral wax moviemaking. 結(jié)果顯示:與不耐旱品種玉米的根系相比,耐早玉米的初生胚根的皮層細胞層數(shù)較少,木質(zhì)部導管數(shù)量較多、導管直徑較?。?/li>The method of preparing the wax emulsions with paraffin,beeswax,mineral wax and emulgent mixtures is briefly summarized. 報告了利用石蠟、地蠟、蜂蠟及復合乳化劑制備乳化蠟的方法。By the carbonification degree in the concentrated sulphuric acid, the mineral wax, such as paraffin wax added can be determined. 根據(jù)蜂蠟中的烴類在濃硫酸中可被炭化,加入的石蠟等礦物蠟不被炭化來測定此類摻雜物。He doubles the parts of a farmhand and a miner. 在這出戲里他既扮演雇農(nóng)又扮演礦工。He impressed his seal on the wax. 他在火漆上蓋了他的私章。 返回 mineral-wax