如果必要的话

If necessary, you need to more precisely define the gradient replication features.

如果必要的话，需要更精确地定义阶调复制特性。

Figuring things out takes practice, failure, retooling one's plans, and trying an alternate route if necessary.

把事弄清楚需要实践、经历失败、修整计划以及如果必要的话，需要尝试另一条路。

Country clearances for affected country and visa if required.

如果必要的话，受灾国家的官方证明或者签证。

I knew that the club already had its full quota of non-European Community players so that's why I agreed to go out on loan for the first year if necessary.

我知道俱乐部非欧盟球员已经满额，所以我同意如果必要的话，第一年我可以被租借出去。

The first step is to control access to sources, using full-time watchmen if necessary.

首先要控制水源的使用权，如果必要的话派人专职看守。

Use your best soloists、more than once if necessary.

使用你们最好的主唱，如果必要的话就多几次。

Velan floor stands are made of cast iron with bronze or steel parts where necessary.

Velan地轴架由铸铁制成，如果必要的话，可配置青铜或钢部件。

We will play musical chairs with them if necessary but they will never get the seat of financial power again.

如果必要的话，我们会和他们玩抢座位的游戏，但是他们绝对再也得不到金融权力之椅。

Expressions can be edited and recalculated if necessary.

如果必要的话，表达式可以被编辑和重新计算。

According to Balz Frei, professor and director of the Linus Pauling Institute, and co-author on this study, a strength of this approach is that it points the way to use diet to prevent the decline in blood vessel function with age, and to treat it, if necessary, through drugs.

据鲍尔茨弗雷，主任，教授莱纳斯鲍林研究所和合著这项研究中，了这一方法的力量在于它点使用方式的饮食，以防止下降，血血管功能与年龄，并把它，如果必要的话，通过药物。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。