版权是文艺复兴的副产物.Copyright was a by - product of the Renaissance.以工业副产物木素磺酸和焦油酚为主要原料研制出一种新的合成鞣剂.A new syntan product prepared with tar phenol and lignin sulfonic acid.还有二恶英, 纸生产和废物燃烧的副产物.There's also dioxin, a byproduct ...
Four gene polymorphisms were identified in exon 7. They were Gly 551 X ( GGC → GGT ), Arg 554 His ( CGT → CAT ), Gln 567 Arg ( CAA → CGA ) and Val 582 Ile ( GTC → ATC ).同时在外显子7上发现4个位点的基因多态性,分别为Gly551X(GGC→GGT ) 、 Arg554H...
用拖拉机牵引的喷雾器可以将5加仑药水喷洒在10英亩田地上。A sprayer hooked to a tractor can spray five gallons onto ten acres.将气流调节器插头接通墙上电源,并连接喷雾器.Plug the flow regulator into the wall and attach the nebulizer.利用喷雾器把细小的油滴喷入极板间的空间内.Fine drops of oil...