He made manful effort to move the heavy furniture, but failed.

But they worked manfully to keep the house together.

可是他们毅然地工作,共同维持家业.

They stuck to their task manfully.

他们恪尽职守。

He faced up to his troubles manfully.

他勇敢地面对困难.

And, going out from the house, Feathertop walked manfully towards town.

于是羽毛头走出屋子, 气宇轩昂地往城里走.

He faced up to his difficulties manfully.

他以男子汉的气概勇敢地面对困难.

They stood up manfully against the enemy.

他们英勇地抵抗敌人.

He strove manfully to overcome his speech defect.

他无所畏惧地努力克服自己的言语缺陷.

Our company provides manganese ore of high quality to the domestic factories.

本公司自有锰矿可向国内有关厂家提供优质锰矿,现提供下列资料作为参考.

Uranium ore, bauxite, manganese ore reserves, ranks third in the world.

铀矿 、 铝矾土 、 锰矿储量居世界第三位.

Coal, iron, manganese, gypsum, oil shale and other minerals.

煤 、 铁 、 锰 、 石膏 、 油页岩等矿产.

The effect of manganese oxides on the coated rolls was also analyzed.

介绍了超低碳素钢表面由于氧化锰的存在对涂层的影响.

Oxidation-reduction reactions are important in the solubilization and precipitation of iron and manganese.

氧化还原反应在铁和锰的增溶和沉淀中具有重要作用.

A kind of manganese series black phosphating technics at mid-temperature was studied.

研究了一种中温锰系黑色磷化工艺.

Also available in classification iron, manganese ore and coal.

也可用于选别铁 、 锰矿石和煤.

The presence of copper can increase the activity of nanometer manganese catalysts.

铜的存在有助于锰催化剂活性的提高.

Dianjiejinshumeng manufacturing sales, Jinzhumeng powder, Jinzhumeng 120,000, Guimeng, acid manganese production sales.

电解金属锰制造销售 、 金属锰粉 、 金属锰锭 、 硅锰 、 硫酸锰生产销售.

However, the capacity of spinel manganic acid lithium fades rapidly in the charge-discharge cycle process.

但在充放电循环过程中,由于锰的溶解 、 电解液分解以及 Jahn -Teller效应等原因,尖晶石型锰酸锂的比容量衰减较快.

The composition, technique and characters about the manganite based thermistor materials were reviewed in this paper.

本文对含锰尖晶石系列热敏电阻材料的组成 、 制备工艺和性能给予了评述.

The prepared method and technologic condition of tetrahydrated manganous nitrate reagent is given in laboratory.

提出了实验室制取四水合硝酸锰化学试剂的工艺条件和制备方法.

The important properties and uses of manganous nitrate is introduced in this paper.

简单介绍了硝酸锰的重要用途和性质.