Its hydrogenation activity in aromatics saturation and ring opening activity were investigated.芳烴加氫飽和及開環(huán)反應(yīng)是一種提高柴油十六烷值的有效途徑.This article reviews researches in various catalysts for alkyl aromatics peroxidation.烷基芳烴過氧化反應(yīng)是酚...
The exhibition delves deep into the physics, aromatics and even the timbre of flatulence.此次展覽向人們介紹了人體物理 、 氣味甚至腸胃脹氣的聲音等各方面知識(shí).This article reviews researches in various catalysts for alkyl aromatics peroxidation.烷基芳烴過氧化反應(yīng)是...
戰(zhàn)爭顛倒是非：殺戮與殘忍成了美德。War turns morality inside out: killing and cruelty are virtues.甘地體現(xiàn)了克己、禁欲和自我約束的美德。Gandhi exemplified the virtues of renunciation, asceticism and restraint.謙虛被認(rèn)為是一種美德。Humility is considered a virtue....
Read these notes carefully and keep them for future reference.仔細(xì)閱讀這些注釋并將其保留下來以備將來之用。They exchange traveller's cheques at a different rate from notes.他們兌換旅行支票時(shí)依據(jù)的匯率跟兌換現(xiàn)鈔時(shí)不同。Watson has a wonderful voice, with thrillin...
A blade guard is fitted to protect the operator.為保證操作人員的人身安全安裝了槳葉保護(hù)罩。A sharp blade is likely to nick the skin and draw blood.鋒利的刀刃可能會(huì)劃傷皮膚，導(dǎo)致出血。The soil sticks to the blade and blocks the plough.土粘在犁鏵上，卡住了犁。...
俄別以東和耶希亞也是約柜前守門的.Obed - Edom and Jehiah were also to be doorkeepers for the ark.于是將以色列神的約柜運(yùn)到那里去.And they carried the ark of the God of Israel about thither.他們就把神的約柜送到以革倫.So they sent the ark of God to Ekron....
The effect of nitrogen can be overcome by sheathing the flame in argon.氮的影響則可以通過用氬氣包覆火焰而予以克服.Used for testing horizontal combustibility of various textile and show with flame spread rate.用于測定各類紡織織物水平方向燃燒性能,并以火焰蔓延速率來表示.Th...