your letter received on the 29th ult.
你的来信在上月29日收到。

This is to acknowledge with thanks your letter of 30 th ult.
兹确认收到贵方上月30日函，谢谢。

For more information on juvenile law, co ult an qualified attorney.
想了解更多关于少年法方面的信息，向资深律师联系。

The res ult indicated that the algorithm was efficient and scalable.
结果表明此算法具有较好的性能和扩展性

According to your order of the20th ult., we have sent you30 bales of raw cotton.
遵照您上月20日的订单，我们已经向您发出原棉30包。

According to your order of the 20th ult., we have send you 30 bales of raw cotton.
依照您上月20日的订单，我们已向您发出原棉30包。

According to your order of the 20th ult., we hxdye sent you 30 bales of raw cotton.
依照您上月20日的订单，我们已经向您发出原棉30包。

With reference to your letter of 23rd ult, we have pleasure in confirming the following order.
兹回复你方上月23日来函，我方乐意确认以下订货。

Customer the satisfaction is to feel to know ther es ult with the difference function that expect worth.
顾客满意是可感知效果和期望值之间得差异函数。