Long answer: both can be used to manage all software installations removals, and both will do a good job.
长一点的回答:两者均能用来管理所有软件的安装和卸载,并且都做的挺好。
Sow your seed in the morning, and at evening let not your hands be idle, for you do not know which will succeed, whether this or that, or whether both will do equally well.
早晨要撒你的种,晚上也不要歇你的手,因为你不知道哪一样发旺:或是早撒的,或是晚撒的,或是两样都好。
HP and IBM, already used to the balancing act of selling hardware and providing IT services, will try to do both.
惠普和IBM已经深谙卖硬件和提供IT服务的平衡之道,它们将双箭齐发。
scratch Scratch is a program that you can download for free cs50 net and you will see in problem set 0 0 which will be posted on CS50.nettonight under problem sets in both standard and hacker editions, can you do the--can you--it will walk you through the process of getting this software.
你可以免费下载,今天晚上我会在0,放上习套题,这个习题集有两个版本,习题集可以指导你,如何下载这个软件。
So, the point is whenever you have derivatives with something over dt, do not hesitate to cancel the dts This will be actually true as long as both quantities are vanishingly small.
关键在于,只要你推出的式子分母上有dt,不要犹豫,直接约掉,这个式子只在,两遍都是无穷小的情况下成立
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