unknown terms

Consider an elliptic system in diagonal form of which the nonlinear terms are of quadratical growth respect to the gradient of the unknown solution.

考虑一类对角型椭圆组，它的非线性项关于未知解的梯度为二次增长。

We represent the unknown currents in terms of its solenoidal and irrotational components and use Loop/ Tree basis function as the expansion function, respectively.

先将未知的电流密度分成有旋和无旋两部分，并分别采用Loop基函数和Tree基函数进行展开，展开后的未知数的个数与传统的矩量法相等。

Wildcards the funky question marks where a type parameter should go are a means of expressing a type constraint in terms of an unknown type.

通配符使用一个奇怪的问号表示类型参数是一种表示未知类型的类型约束的方法。

the other two polish yards have just been sold to a caribbean-registered company, on unknown terms.

另两家波兰船厂则刚被卖给一家在加勒比地区注册的公司，交易条件不明。