quarter-turn

基本解释

Quarter-turn or rising stem applications.
四分之一反过来或上升干应用。
Minor tweaks, yes, but this isn’t theplace for discussing every quarter-turn of the screw in your career or othergoings-on.
是的，“关于我”的页面不是讨论在你工作上或其他领域的压力和烦恼的地方，通常只需稍作调整。
The relief valve cover shall be secured with stainless steel bolts and shall utilize a quarter-turn locking joint to capture the spring load of the relief valve.
安全阀阀盖应该采用不锈钢螺栓紧固，应该采用四分之一转锁定连接来所定安全阀的弹簧负载。

"Most of the economies, including Thailand, showed a pick-up in the second quarter GDP, the Asian region was leading the turn around in the global picture,".

And after a rare decline in nominal GDP--real GDP plus inflation--during the fourth and first quarters, we expect second-quarter growth rates to turn positive.
FORBES: A Good Week For U.S. Markets
Taken together with new inventory and construction data, this means that the second-quarter growth figure may turn out to have been just 1.2%, rather than the first estimate of 2.4%.
ECONOMIST: Further signs that the recovery is weakening
Hewlett-Packard announced a catastrophic quarter with not much hope for a short-term turn-around.
FORBES: Connect