Then they can be further recrystallized to biphenyl with a purity of over 99.9 %.進一步用溶劑結晶法去除了聯苯中的雜質,獲得99.9%以上聯苯.Methods A new synthesis route for felbinac preparation was studied with biphenyl under ultrasound.方法:以聯苯為原料,...
Ice is easily dissolvable in warm water.冰在溫水中容易溶解.Stressed plants diminish osmotic potential by accumulating free amino acids, ions and dissolvable substances.被鹽脅迫的植物因自由氨基酸 、 離子和可溶性物質的積累造成滲透壓減弱.Properties: Blue granule o...
He grins, delighted at the memory.想到往事，他開心地咧嘴笑了起來。The grins of his friends discomposed Jack when he tried to make his speech.杰克想要進行演講時，他的朋友們咧著嘴笑，這使得他心里很慌亂。How can you teach a child who just grins stupidly at you all day?...
Then another angel a golden censer, came and stood at the altar.3另有一位天使,拿著金香爐來,站在祭壇旁邊.Uzziah a censer in his hand ready to burn incense, became angry.烏西雅就發怒, 手拿香爐要燒香.Sunshine censer gives birth to violet smoke.日照香爐生紫煙....
The thunder rumbled and crashed , travelling east along the river, the paling flashes flicked his eyes.雷聲震得轟轟隆隆, 沿著河向東推進,灰白色的電光在他眼中閃爍著.Manakah lagu yang paling berkesan dari semua karya anda?別人的歌與自己的風格有不一樣.I am glad to s...