The manipulators structure , operation principle and hydropneumatic system are described systematically in the paper.介绍一种两自由度液压驱动式上料机械手,包括其机构设计 、 工作原理及液压气动系统....

膜叶蕨属...

adj.由聚团颗粒而成的，凝结的，浓厚的...

n.合蕊柱...

francium的音标：francium的英式发音音标为：['frænsiəm]francium的美式发音音标为：['frænsiəm]...

gynaeceum的音标：gynaeceum的英式发音音标为：[ˌdʒɪnə'si:əm]gynaeceum的美式发音音标为：[ˌdʒɪnə'siəm]...

The high and low-rise apartment blocks built in the 1960s are crumbling.20世纪60年代建造的高低不一的公寓楼群正在逐渐破损坍塌。The tombstone was lichenous and crumbling.墓碑长满了地衣,已在崩落.He deals with the crumbling old house and the malignant Pyncheon...

circumnutation的音标：circumnutation的英式发音音标为：[ˌsɜ:kəmnju:'teɪʃən]circumnutation的美式发音音标为：['sɜkəmnu'teɪʃən]...

lustrum的音标：lustrum的英式发音音标为：['lʌstrəm]lustrum的美式发音音标为：['lʌstrəm]...

hydroecium的音标：hydroecium的英式发音音标为：[haɪdrə'i:sɪəm]hydroecium的美式发音音标为：[haɪdrə'isɪrm]...

ecumenical的音标：ecumenical的英式发音音标为：[ˌi:kju:'menɪkl]ecumenical的美式发音音标为：[ˌɛkjə'mɛnɪkəl]...

adj.[医]蓄积的，累积的v.堆积，积累( accumulate的过去式和过去分词 )，（数量）逐渐增加，（质量）渐渐提高...

n.空腔（如耳腔）...

环形拉钩...

n.子囊盘的...

n.碳化硅，金刚砂...

n.硅铝明合金...

And the gold of that land is good: there is bdellium and the onyx stone.那地的金子是好的; 在那里也有红玉和玛瑙....

asphradium的音标：asphradium的英式发音音标为：[æsph'reɪdɪəm]asphradium的美式发音音标为：[æsph'reɪdɪrm]...

hypothecium的音标：hypothecium的英式发音音标为：[haɪpəʊ'θi:ʃɪəm]hypothecium的美式发音音标为：[haɪpoʊ'θiʃɪrm]...

Hardware stores have sold out of water pumps and tarpaulins...五金店内水泵和防水油布已经卖光了。Conventional equipment such as mixing funnels, pumps, solids eductors and the like can be employed.常用的设备,例如混合漏斗 、 泵 、 固体引射器等,都可使用.Hardware st...

布马地宗...

Thumbing的音标：...

n.木材...

vi.抱怨，发牢骚，嘟囔，（雷等）隆隆响vt.喃喃地说出n.抱怨，牢骚，咕哝，（雷等的）隆隆声...

adj.专横的v.以为，假定( presume的现在分词 )，推定，妄行，冒昧地做某事...

Next day the EU summit strengthened their ultimatum.次日，欧盟峰会发出了更加强硬的最后通牒。to issue an ultimatum发出最后通牒He gave me an ultimatum: either Tom had to leave, or me.他向我发出了最后通牒: 不是汤姆离开, 就是我离开....

circumgyrate的音标：circumgyrate的英式发音音标为：['sɜ:kəm'dʒaɪəreɪt]circumgyrate的美式发音音标为：[ˌsɜkəm'dʒaɪˌreɪt]...

n.想望得到的东西...

概测法...