- 相关词组
- plant nutrients ratio植物养分比例
- pitch diameter of thread螺纹中径
- piston diameter活塞直径
- pitch diameter ratio螺距直径比
- plasticity ratio塑性比
- pitch ratio螺距比
- pitch diameter层心直径,(齿轮的)节径,(螺纹的)中径
- pluviothermic ratio雨温比
- plain journal bearing inside diameter滑动轴承孔径
- picture-to-sound ratio图像-伴音-载波振幅比
- pit-limit stripping ratio境界剥采比
- pitch diameter of ball set球组的节圆直径
- pitch diameter of roller set滚子组的节圆直径
- pitch diameter gauge节圆直径量规
- pipe diameter管径
- plastic strain ratio塑性应变比
- pinion ratio传动齿轮比
- point diameter前端直径
- piston diameter at ring lands活塞环处的活塞直径
- pitch-chord ratio节弦比
- 今日热词
- 热门搜索
- need v.需要;有必要;modal. 需要;
- tanker n.油罐车;油轮;一辆坦克乘员中的一名;
- machine n.机器,机械;机械般的人;核心;vt.用机器制造,用机器加工;
- noun n.名词;名词性单词;名词词性;
- destination n.目的地;adj.作为目的地的;
- here to stay 被普遍接受;被广泛接受
- zara 扎拉;飒拉;萨拉
- aid n.帮助;助手;外援;辅助设备;vt.帮助;资助;救助;促进;
- ouch int.(痛苦或惊讶时的叫声)哎哟;
- i will always love you 永远爱你;我将永远爱着你;
- chita 赤塔
- countryside n.乡村;农村