事先的

Because the method employs the technique along the characteristics to discretize the convective term and it is unnecessary to determine the boundary condition of the vortex ahead of time, it is very convenient to solve the Navier-Stokes equation and natural convection problem.

该方法对对流项仍采用沿特征线离散技术，并且不需要事先确定漩涡度的边界条件，从而可以方便地求解流函数-漩涡度形式的Navier-Stokes方程及自然对流问题。

These risks diminish when the surgical team has a high level of experience in operating on acoustic neuroma, but they should be fully discussed in advance with the patient.

如果手术团队对处理听神经纤维瘤有丰富的经验，这些风险会降低。但是他们应该事先与患者进行充分的讨论。

The pre-programmed PIC supplies a 3.5 second current pulse to the nichrome wire igniter then a 2 second pause followed by another 3.5 second current pulse as a backup function.

该预先编程的事先知情同意用品一三点五秒电流脉冲到nichrome线点火，然后2秒暂停之后由另一3.5秒电流脉冲作为备份的功能。

If God is omniscient, He must know beforehand exactly what a person will do in a given situation.

如果上帝是无所不知，他必须事先知道到底什麼人会做的，在某一特定的情况。

One rarely knows in advance what will turn out to be of interest or importance and what should have gone directly into the oubliette. It is always delightful when something is discovered.

人们事先很少知道什么将结果是有权益或者重要性和是应该将直接进入oubl的当某样东西被发现的时候，它总是是愉快。

You can find outby talking to others MBA about what they accomplished in theirfirst five years with a particular company after graduation.

你可以事先和其他的MBA交流一番。问问他们在毕业后在公司的头5年都做了些什么。

As on the publisher's side, overhead costs for authors are also reduced.

从一个出版人的角度来讲，对作者的事先支付当然是少些才好。

Are imported, the permittee must ensure that the appropriate anti-venom is available at hospi tals under Hospital Authority

持证人在输入致命的有毒动物前，必须事先确保在医管局属下的政府医院内，备有适当之抗毒血清。

The scaffold awaits the poisoner, whoever she may be, unless, as I just said, the poisoner has taken the precaution of keeping for herself a few drops of her deadliest potion .

断头台等待着罪犯，不论她是谁，除非，正如我刚才所说的，那下毒犯事先早有准备，为她自己也留下了最致命的毒药。

However, guests arriving singly or in pairs can be assured of just as good a time as members of pre-arranged groups.

但是，客人到达单独或对可以放心一样好时的成员，事先安排的群体。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。