box hat是什么意思

用法例句

From construction point of view,AP 1000 consists of steel shell module,large structure module,small structure module,and equipment module,among which installation and transportation of steel shell and large structure modules are the key and challenging.

从施工角度看,AP1000的模块分为钢壳模块、大型结构模块、小型结构模块和设备模块,其中钢壳模块和大型结构模块的运输和吊装是施工的重点和难点。

Influence of steel can on the electric performance of mercury-free alkaline Zn-MnO_2 batteries;

钢壳对无汞碱性锌锰电池电性能的影响

Properties of internal surface in steel can used in alkaline manganese dioxide betteries;

碱锰电池用钢壳内表面的性质

Influences of electroplated layer structure of steel can on the heavy load performance of battery;

钢壳镀层对电池大电流放电性能的影响

Production process control of barrel nickel plating of steel battery shell;

电池钢壳滚镀镍生产工艺控制

The analysis of whole erection process for steel shell of National Grand Theatre;

国家大剧院钢壳体施工全过程模拟分析

Experimental investigation on the blast effect of naked explosive,explosive charge covered with composite material shell as well as with steel shell in the concrete target is described.

为考核纤维增强攻坚战斗部在混凝土中的爆炸毁伤效应,对裸装药、复合材料壳体、钢壳体装药在混凝土靶中的爆炸破坏效应进行了对比试验研究。

In the case of the same explosive charge,the peak overpressure caused by the detonation of explosive charge with composite material shell is higher than that with steel shell.

为评估装药壳体材料对爆炸毁伤威力的影响,对裸装药、碳纤维复合壳体、钢壳体装药在空气中的爆炸破坏效应进行了试验研究,试验获得了3种装药冲击波超压曲线。

SEM study on different alkaline Zn/MnO_2 battery cans;

不同碱锰电池钢壳的SEM研究

Different nickel plated steel strips for alkaline Zn/MnO_2 battery can were examined by SEM and XRD methods.

利用SEM、XRD等方法,分析了不同碱锰电池钢壳用镀镍钢带。