A bullet sizing die is releasably positioned at one end of a hollow die body in a bullet reloading press, the die having an internal diameter corresponding to the desired caliber of a bullet to be sized, each bullet being placed on a plunger so that axial advancement of the plunger will ...
2 a : a mass of lead used on a line for finding the depth of water (as in the ocean) b plural : lead framing for glass (as in windows) 3 : a thin stick of marking substance (as graphite) in or for a pencil 4 : bullets in quantity 5 : tetraethyl lead lead...
grid metal- a kind of hard lead that is used for grids in storage batteries 2.hard lead- unrefined lead that is hard because of the impurities it contains atomic number 82,Pb,lead- a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull ...
A thin stick of marking substance in or for a pencil. 铅笔心。 Bullets; projectiles. 枪弹;发射体(鱼雷、飞弹等)。 Tetraethyl lead. 【化】四乙铅(有毒液体;燃烧均匀剂)。 phrases swing the lead 【英】【俚】装病逃避分内的工作。 adj.
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With the invention of firearms, lead was used in making bullets. The toxicity of lead was noted as early as the first century A.D. by the Greek physician Dioscorides and by Pliny the Elder. Distribution in nature. The content of lead in the earth’s crust (clarke) is equal to 1.6 ...
4 [uncountableU] American EnglishAmE old-fashionedSHOOT bullets 子弹 They filled him full of lead. 他们向他扫射。 5 leads [plural] a) TBCsheets of lead used for covering a roof 〔盖屋顶用的〕铅片 b) TBBnarrow pieces of lead used for holding small pieces of glass together to for...
3. Bullets from or for firearms; shot: pumped the target full of lead. 4. A lead weight suspended by a line, used to make soundings. 5. Printing A thin strip of metal used to separate lines of type. 6. leads a. Strips of lead used to hold the panes of a window. b. Chiefly ...
spherical shape. The first examples during the 1400’s were made of iron, however, this was quickly swapped to lead which was much easier to produce. These cast balls, specifically designed to be loaded into muskets and other muzzleloaders, were the original bullets. They were absolutely...
名词 1 (U)‘化学’铅 (金属元素; 符号 Pb)→ red lead,white lead.2 a. (C) (用以从船上测水深的) 铅锤 cast [heave] the ~测水深 b. [~s](英)铺屋顶用的铅板 c. [~ s] (玻璃窗的) 铅质框架 (用于彩色玻璃窗)3 (U)[集合称] (铅的) 子弹 (bullets)4 (U) 铅笔心 a ...