Practice the song with corresponding actions.
练习儿歌加动作。
For welding low-alloy and high strength steel with corresponding strength grade.
用于相同强度等级的低合金高强钢的焊接。
It has established a security unit and is provided with corresponding personnel and equipment;
设有安全保卫机构并配备相应的人员和装备；
With corresponding solid foundation for the professional.
具有相应的扎实的专业基础。
With corresponding solid foundation for the professional.
具有相应的扎实的专业基础。
应用推荐