中国陆军士兵单兵装备

请问电l焊时短弧和长弧哪个温度高 一道简单的英语完成句子.我老师说他从来未看过如此精彩的比赛.My teacher said_______________________________________________. it was in years gone by?中为什么用了“was” 又用"gone ",这是什么用法?这句话是yesterday once more 中的一句歌词.这句话的意思我是理解的.就是觉得这句话的语法有些弄不清楚?为什么用gone?前面又用wa 焊接中斑点力说如果弧根直径小于熔滴,为阻碍.弧根面积笼罩整个熔滴...焊接中斑点力说如果弧根直径小于熔滴,为阻碍.弧根面积笼罩整个熔滴就促进……求问它说的弧根直径和弧根面积分别 How it was in years gone by如何翻译?这是什么句式?in year是短语吗?是什么意思?gone by是短语?它又是什么意思?什么意思?能详细的给一个词,一个短语的给翻译一下吗?how it was 是提问什么的时候用的? 溶我渗入你心是什么意思?大神们帮帮忙 she worked across immense room 空 everyone looking at her1 with 2 as 3while4 when 选什么 加理由 I only hope that I'll one day deserve what you've given me,But all I can do is try中文意思 求翻译 200型弧焊机在焊接中间断断弧是什么原因而 A successful brand is _________ a company what eyes are to a person.　　A.for B.to C.in D.with为什么选TO 所有的二字词语（什么都可以）也就是有两个子的词语（什么都可以） 一人只有一心,一心只爱一人.英语翻译 Fly By翻译Fly By 中英歌词,急需!谢谢! How can I know more foreigner?I want to improve my spoken English.Could you do me a favor? How can I know more foreigner in GuangZhou?I want to improve my spoken English.Could you do me a favor? how could us know more about him? You can get more (know)if youknow how to get onlineYou can get more (know)if youknow how to get onlineAurdrey Hepburn“s （acheive)went beyond the frilm industyAt that moment,l was happy to find that l wish the----(luck)one in the world I don noe know how l can earn more money (改为同义句) don t want和no want. feel terid want sleep want , !是什么意思!要很准确的!这句话中文是什么意思啊@!要很准确的!帮帮忙!谢谢了! 要了我是什么意思 Digging in the Dirt 歌词 四级考了有啥用? A Place In The Dirt 歌词 英语四级怎么过呢?有啥规律呢? 考四级有啥诀窍? 你喜欢什么花联系自己的志趣和追求,写出你最喜欢的花,并用一句话概括原因.不要太长.急 万顷幼林下联 “万顷幼林”,下联? 求下联 万顷幼林 万顷幼林,______.