Purification of 2,6 dichlorotoluene by the recrystallization method without solvent was studied.研究了用无溶剂重结晶法提纯2,6二氯甲苯.Taking p chlorotoluene as raw material , 2,4 Dichlorotoluene was synthesized via catalytic chlorination...
...Rigby and Peller, who make undergarments for women.制作女式内衣的里格比和佩勒Make linen undergarments as a covering body, reaching from the waist to the thigh.要给他们作细麻布裤子 、 遮掩下体.裤子当从腰达到大腿....a purveyor of female undergarments...女式内...
He was drowned in a shipwreck off the coast of Spain.他在西班牙海岸附近的一次海难中溺水身亡。They narrowly escaped shipwreck in a storm in the North Sea.他们在北海遇到风暴，船险些失事。They offered a thanksgiving to God for their escape from the shipwreck....