Protons are nearly 2000 times as heavy as electrons.质子的质量几乎是电子的2,000倍。The neutrons and protons form the core of the atom.中子和质子构成了原子核.Electrons are negatively charged with electricity, protons are positively charged.电子是带负...
The processing technology of crystallized yak paunch was studied.探讨了水晶牦牛肚的加工工艺.The main materials for bone carving are yak bones and buffalo bones.骨雕的原料主要是牦牛骨和水牛骨.Grassland area of 7700 hectares, mainly sheep farming mou...
Increasingly, corporate clients are seeking to outsource the management of their facilities.越来越多的公司客户寻求将设施的管理外包出去。Coincident interests with the corporate rich and political directorate are pointed out.有人指出这合乎的是公司富豪和政治官员的...