铅

Homburg'salloy

洪堡铋铅锡合金

Homburg霍姆堡毡帽 | Homburg'salloy洪堡铋铅锡合金 | homebread-bakingoven家用面包炉

Homburg's alloy

洪堡铋铅锡合金

Homburg 霍姆堡毡帽 | Homburg's alloy 洪堡铋铅锡合金 | home bread-baking oven 家用面包炉

Analysis Paper: Impact of Lead-Contaminated Soil on Public Health

(分析报告: 铅污染土壤对人类健康的影响)

An Introduction to Chemometrics (一篇在... | Analysis Paper: Impact of Lead-Contaminated Soil on Public Health (分析报告: 铅污染土壤对人类健康的影响) | Animated Glossary of Nuclear Science Terms, Lawre...

It's a pencil sharpener

这是铅笔笔刀

[00:11.47]It's a tape.那是一个胶带. | [00:14.29]It's a pencil sharpener.这是铅笔笔刀. | [00:15.78]Excuse me,Wang Bing.对不起,王冰.

lead acetate paper

醋酸铅试纸

Leaching 淋溶 | Lead acetate paper 醋酸铅试纸 | Lecithin 卵磷脂

arseenates of lead; lead arsenate

砷酸铅

芳香硝基衍生物 aromatic nitroderivatives | 砷酸铅 arseenates of lead; lead arsenate | 砷 arsenic

arsenate of lead

砒酸铅

\\"箭虫;矢虫\\",\\"arrow worm\\" | \\"砒酸铅\\",\\"arsenate of lead\\" | \\"砒酸钙\\",\\"arsenate of lime; calcium arsenate\\"

basic lead carbonate

碱式碳酸铅

basic function 基础函数 | basic lead carbonate 碱式碳酸铅 | basic material 基本材料

basic lead carbonate

硷式碳酸铅

basic dye 硷性染料 | basic lead carbonate 硷式碳酸铅 | basidiomycete 担子菌

Lead Carbonate, Basic (80%concentration )

碱式碳酸铅

不溶性硫磺/Insoluble Sulfur | 氧化铋/Bismuth Oxide | 碱式碳酸铅/Lead Carbonate, Basic (80%concentration )

McKenna：麦肯纳(姓氏)

officers n.政府官员, 军官, 警官, 船长vt.指挥 | mckenna 麦肯纳(姓氏) | disappointing adj.使人失望的, 令人失望的

rapid：激流

他们穿过很多美丽的峡谷,绕过无数大瀑布(cataract)、激流(rapid)和瀑布(waterfall). 带着仅有的两艘船,和几乎完全耗尽的给养,剩余的六个人终于到达了维尔京河(Virgin)的摩门教定居点. 这里,是他们一百天探险的终点.