一次入境签证 single entry visa;
热门单词
- 万向支架 gimbals; {钟} gymbals;
- 万向架 {工} gimbal;
- 万向球绞螺杆 ball-jointed screw;
- 万向联接杆 universal link;
- 万向喷头[嘴] gimbaled nozzle;
- 万向接头十字轴 knuckle centre;
- 万向节
- 万向节中心球 universal-joint centring sphere;
- 万向节中心球销 universal-joint centre ball pin;
- 万向节中心销 universal centre pin;
- 万向节传动 cardan drive;
- 万向联接轴 universal-joint spindle;
- 万向联轴节[器] universal coupling;
- 万向节中心环 universal-joint centre ring;
- 万向节十字叉衬环 universal-joint spider bushing ring;
- 万向节十字头 cross connecting piece; universal joint cross;
- 万向节十字轴油嘴 universal-joint cross grease fitting;
- 万向节凸缘 universal-joint flange;
- 万向节十字轴 universal-joint cross trunnion;
- 万向节加油嘴 universal-joint lubricating nipple;
- 万向节压力润滑器 universal-joint pressure lubricator;
