After lower part installs the horizontal screw rod, but can also cause the heavy item to make the small distance to move horizontally.
下部装上水平螺杆后，还能使重物作小距离横移。
Available in a range of bore sizes, strokes, and rod diameters, Parker Tie rod Cylinders are rugged and reliable, able to meet medium and heavy duty application requirements.
可用范围内的一孔大小，笔画，和杆直径，帕克拉杆缸是坚固，可靠，能够满足中型和重型应用需求。
The specification and length of super-heavy steel rod can be designed effectively after in-putting the oil well data, and all the information can be stored in each corresponding database.
通过输入油井工况数据，利用该软件可有效设计出配重杆的规格及长度等施工数据，并能预测产液量，同时所有信息都能及时存放到各自对应的数据库中。
It's sunny day in spring. Miss Cat is fishing. Suddenly the fishing rod moves. "Great! Oh, it's so heavy!" Miss Cat says happily.
这是春天里一个阳光明媚的日子，猫小姐在河边钓鱼。突然鱼竿动了动。“太棒了！哇，好重啊！”猫小姐高兴地喊着。
Active water or light oil is sent downhole through hollow rod to reduce oil flow resistance, thus producing heavy oil from deep formation through screw pump.
利用空心杆向井筒内掺入活性水或稀油，降低油流阻力，实现应用螺杆泵开采深层稠油。
Locking bar system, for heavy doors the rod is supplied undivided. Both ends can be connected to the gear mechanism. This allows any positioning of the gear casing.
锁拉杆系统，重型门用。交货时拉杆不分开。两端可与齿轮机构连接，这样便于齿轮壳的任何定住。
At present, heavy oil or extra heavy oil is produced by means of thermal oil recovery or rod pumping, which are low efficient, energy consuming and short in production life.
目前，稠油或特稠油一般采用热力及有杆泵进行开采，这种生产方式效率低、能源消耗大，且设备运行寿命短。
A hollow metal rod with a heavy rubber tip or tips that is wielded and twirled by a drum major or drum majorette.
鼓手挥舞使用的，顶端是厚橡皮的中空的金属棒。
The umbrella rod of the sun umbrella commonly used at present is directly connected to the center of the umbrella fabric, with complex simple, heavy weight and high cost.
目前国内普遍使用的太阳伞伞杆直接连接在伞面的中心，其结构复杂、重量大、造价高。
The umbrella rod of the sun umbrella commonly used at present is directly connected to the center of the umbrella fabric, with complex simple, heavy weight and high cost.
目前国内普遍使用的太阳伞伞杆直接连接在伞面的中心，其结构复杂、重量大、造价高。
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