We help kids understand the homework so they feel better prepared to finish the work at home, explaining the instructions of each exercise and changing homework frustration into a welcome challenge.
我们帮助孩子们理解家庭作业，让他们在家里更有准备地完成作业，我们解释每项作业的指示，把家庭作业的挫折感变成一种受欢迎的挑战。
IDA assigns sailors in the US navy to new jobs when they finish a tour of duty and has to juggle naval policies, job requirements, changing costs and sailors' needs.
当美国海军水兵完成他们的值勤的时候，艾达负责给他们分配新的任务，并且必须合理协调海军政策、工作需求、替换成本和水兵需要。
Changing the end of the spring, the direction of the helix, material and finish allows a compression spring to meet a variety of specially designed spring needs.
通过改变弹簧端口，螺旋方向，材料和光洁度，可使压缩弹簧满足不同的弹簧设计需求。
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