具有直接或间接加热的阴极的电子管四极管.Tube tetrode with directly or indirectly heated cathode.拖到绘图页后,可以添加具有直热式或旁热式阴极的电子管四极管.Drag onto the page to add a tube tetrode with directly or indirectly heated cathode....
在那所高中附近,有个卖黄色书刊的人.There is a smut dealer just near the high school.书刊的黏结效果与上胶量 、 背胶的涂布厚度及开槽大小有关.Books and periodicals on the cohesion and effectiveness of resin content, gummed coating thickness and grooving.以往只是用定性的方法分析...
A man who could make so vile a pun would not scruple to pick a pocket.一个能说出如此恶劣双关语的人，是不会对偷窃钱包感到不安的。He consumed vile gray philippine ropes.他只抽劣质的灰色菲律宾雪茄.Abomination! Vile creatures! You will fall before Mab.可憎的家伙! 卑鄙的生物! ...
由二苯并-1,3-二氧杂 - 环辛烷 -2- 羧酸经两步反应制得, 总收率70%.It was prepared by the reaction of 12 H - dibenzo [ d , g ] [ 1,3 ] dioxocin - 6 - carboxylic acid with acetoxime.地衣是一类独特的生物有机体,其体内合成了多种特殊的次生代谢产物,主要为缩酚酸、缩酚酸环醚 、 缩酚酮、二苯并呋喃等类化合物.A l...
You need a wok with a steaming rack for this; if you don't have one, improvise...要做这个，你需要一口带蒸笼篦子的锅,如果没有,就用别的临时凑合一下。What new links are available with the WOK 3.0 release for Internet customers?随着WOK升级到3.0版本,我们又提供了哪些新...