box lead chamber 长方铅室
lead chamber crystal 铅室结晶
lead chamber space 铅室容积
universal lead chamber 释义通用铅室
lead chamber pan 铅室底盘
This element was discovered by Sweden chemist Berzelius in a wasted lead chamber dregs of a H_2SO_4 producing factory in 1817. Its property is between metal and metalloid.
是瑞典化学家贝采里乌斯(Berzelius)于1817年从硫酸制造厂的废铅室渣中发现的,其性质介于金属和非金属之间。
参考来源 - 流动注射—离子缔合体系测定痕量硒的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
The European Chamber of Commerce has warned that such measures may well lead to nothing but “shortages” and “hoarding”.
欧洲商会警告这种措施只能导致“短缺”与“囤积”。
But the chamber argues that a new agency would choke off credit to small businesses, limit consumer choices and lead to higher prices.
但是,商会声称新机构将阻碍小企业贷款,限制消费者的选择并导致高昂的价格。
Three mutual engagement of the screw in the pump cylinder for each lead of the formation of a sealed chamber, causing the seal between the suction mouth.
三根互相啮合的螺杆,在泵缸内按每个导程形成为一个密封腔,造成吸排口之间的密封。
应用推荐