介绍了一种用于铸造车间的型砂水分自动控制系统.A sand moisture automatic control system for foundry is introduced.介绍了一种新型的型砂水分测控系统.A new measure & contml system for moisture content sand was introduced.介绍了用累托石粘土作型砂粘结剂和水基涂料悬浮剂的试验结果.Describes som...
And a large - scale fresco painting is chosen for the Pudong International Airport.其中大型壁画成为浦东国际机场的当选产品.... an al fresco breakfast of fresh fruit.以新鲜水果为主的露天早餐Of course, pigment is not the only part of a fresco.当然, 颜料还不是画面...
他听见从远处什么地方传来打字机的嗒嗒声。From somewhere distant he heard the clatter of a typewriter.最近，她坐在打字机前就开始变得无精打采的。She has recently begun to slouch over her typewriter.她递过来一张表格，随后又立刻埋头在打字机后面忙活起来。She handed over a form, then bobbed dow...
Chinese medicinal herbs with the main actions of inducing astringency and arresting discharge are called astringents.凡以收敛固涩为主要功效,常用以治疗滑脱不禁证的药物,称为收敛固涩药,也称收涩药或固涩药.The endosperm of the nut owes its marked degree of astringe...
Children have been routinely immunized against polio since 1958.自从1958年以来,儿童都按照常规接种防治小儿麻痹症的疫苗.The monkeys had been immunized with a vaccine made from infected cells.这些猴子已经注射了由受感染的细胞培养而成的疫苗。Detect the tetanus antiserum un...
Felucca sailing boats are usually regarded as a calm and safe method of transport.其实通常情况下,他们遇难时所乘的三桅小帆船都是安全可靠的.All four of the boats planed across the Solent with the greatest of ease.4艘船都极其自如地掠过索伦特海峡。Some cars came thro...