Maria Sharapova took her first steps onto Rod Laver Arena in two years on Monday to begin her preparations for what she hopes will be a return to form at the Australian Open.
玛利亚·莎拉波娃周一两年来首次踏上了罗德拉沃球场来备战澳网，她希望澳网将是她强势回归的起点。
Single acting, single rod, spring return.
单作用，单杆，弹簧复位。
In Dallas, there's a push to return the rod well, the paddle anyway.
在达拉斯，一项运动试图让教鞭回归。
The advanced hydraulic system has self-return and drill rod stuck proof implements, which ensure great maneuverability and reliability.
先进的液压系统有自我的回报和钻杆坚持证明实施，确保伟大的机动性和可靠性。
Clippard offers more types of miniature pneumatic cylinders for the designer's convenience, including: spring return, spring extend, air retract, double-acting and double rod models.
Clippard提供更多种类的设计师的便利，包括微型气缸：春天的回报，春天延长，空气收回，双动双杆模型。
After the piston rod retracts for a definite distance, the oil return amount of an oil cylinder can automatically reduce to realize speed reduction effect to the oil cylinder.
当活塞杆回缩至一定距离后，油缸的回油量便自动减少，从而实现对油缸的减速作用。
After the piston rod retracts for a definite distance, the oil return amount of an oil cylinder can automatically reduce to realize speed reduction effect to the oil cylinder.
当活塞杆回缩至一定距离后，油缸的回油量便自动减少，从而实现对油缸的减速作用。
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