铅的例句（铅在句子中的用法）

• Flong: The turn over the film so that a mirror - image is produced. 纸型纸(纸型): 铅铸版制膜所用的特别纸张.压制成膜后则称[纸型].
• A ferrule and eraser are crimped into place on each pencil. 金属环把橡皮头固定到每一根铅笔上.
• We need such expendable supplies as pencils, ink and paper. 我们需要象铅笔 、 墨水和纸张这样的消费品.
• Make light pencil lines so that they will erase easily. 划铅笔线要浅些,便于擦掉.
• Daily Embouchure Drills COLLINS trumpet. french sheet music has pencil writing, loose page, and general wear. 日报河口钻柯林斯trumpet. frenchhornThis乐谱有铅笔书写, 松散页, 一般磨损.
• The process of preparing a printing surface for electrotyping engraving on a wax - coated metal plate. 印刷版面准备用作印刷表面的一片金属,塑料,橡胶,纸板或其它材料,例如电版或铅版.
• The characteristics of dustless compouded lead salt stabilizer are good, and without dust poison. 无尘复合铅盐稳定剂性能优良, 无粉尘毒害.
• Diethyl xanthate not only adsorbed chemically but also became dixanthogen on jamesonite surface. 乙黄药在脆硫锑铅矿表面产生化学吸附,又形成双黄药.
• Lead weights and air cylinders encumbered the divers as they walked to the shore. 潜水员向海岸走去时，铅坠和氧气罐使他们步履维艰。
• The radio crackled for a few minutes, and Lonsdale's pensil scratched out the decrypt. 无线电吱吱嘎嘎地响了几分钟, 朗斯代尔用铅笔草草地写出了电文.
• The content of Calcium was high and the level of Cuprum was low. 结果:咳喘平冲剂中未检测到铅、镉,钙含量较高,铜含量很低.
• Two samples ( CRD - 11 and CRD - 15 ) seems be strongly influenced by this kind of source. 本次研究中有两个样品点 ( CRD-11和CRD-15 ) 带有明显的柴油铅贡献特征.
• Cosh: a weighted weapon similar to a blackjack. 铅棒: 与包着黑皮的铅头棍棒相似的一种重型武器.
• One that sets written material into type a compositor or printer. 排字''.'工'.''把书面材料排成铅字的人;排字工人或印刷''.'工'. ''.
• A process of electrolytic synthesis sodiumsodium chlorate solution by dioxide anode based titanium metal is introduced. 介绍了以钛基体二氧化铅作为阳极,电解氯酸钠合成高氯酸钠的过程.
• The cerusite can be collected by xanthate without sulfuration, however the flotation indexes are not good. 在不硫化的条件下,黄药能够浮选白铅矿, 但浮选指标不高.
• Lead in cermet - based trimmer potentiometer elements. 金属陶瓷质的微调电位器中的铅含量.
• Plumbers caulk joints in pipe with lead, string or a caulking compound. 管子工用铅 、 绳子或专用填隙材料使管子的接头不漏水.
• All lead castings were produced at first by hand in many cases from single cavity molds. 起初所有的铅铸件都是手工生产的,而且在许多情况下都是使用单腔模具.
• Lead toxic to multiple organ systems animal carcinogen. 过去的研究表明,铅可引起多系统、多器官的损伤.