contrary proposition是什么意思

用法例句

Study on synthesis and crystallization degree of Cu~(2+)-doped lithium zinc phosphate by solid state reaction;

固相反应合成掺铜磷酸锌锂及其结晶度的研究

Synthesis and characterization of SnO_2 nanorods prepared by solid state reaction;

SnO_2纳米棒的固相反应制备与表征

The preparation of nano-complosite oxide solid solution of cerium and zirconium by solid state reaction;

固相反应法制备纳米铈锆复合氧化物

Study on the Solid Reaction between CuSO 4·5H 2O and KBr in KBr Pellets;

CuSO_4·5H_2O在用KBr压片法制样时所发生的固相反应的研究

C4A3S is formed mainly by solid reaction of CaO, Al2O3 and CaSO4 below 1 100 ℃.

研究表明:C4A3S矿物分别是通过3种不同途径形成的;在煅烧温度低于1100℃时,C4A3S矿物主要是由CaO,Al2O3,CaSO4直接通过固相反应形成;在煅烧温度高于1100℃时,C4A3S矿物是通过中间矿相七铝酸十二钙(C12A7)或铝酸一钙(CA)的形成而形成的。

ZnS:Mn phosphor particles were prepared by solid reaction with ZnS and MnCl_2·4H_2O.

以ZnS(荧光纯)与MnCl2(分析纯)为原料通过固相反应法,高温烧结制成ZnS:Mn荧光粉。

Solid-phase reaction between high purity magnesia and chrome ore from Tibet;

高纯镁砂与西藏铬矿间固相反应的研究

The results showed that the thermodynamic conditions are available to the solid-phase reaction of NiO with Fe_2O_3, and the solid-phase reaction goes on with the densification process though the f.

研究以NiO和Fe2O3为主要原料合成镍铁尖晶石反应烧结过程中的热力学条件·同时对在不同烧结条件下合成的尖晶石二次烧结制备的阳极试样的抗弯强度及高温电导率进行了测量·结果表明:NiO和Fe2O3固相反应的热力学条件具备,反应先于致密化过程结束·当未经压制成型的粉料直接在合成温度为900℃下合成6h,经破碎工艺及二次烧结后,所制得的惰性阳极试样强度及电导率最大,烧结性能最好·而破碎工艺对增加粉末活性,提高试样电导率及力学性能也十分重要