The metal or nonmetal is written first in the formula , followed by oxygen.

Sepiolite is a kind of Non-asbestos nonmetal mineral fiber.

海泡石是一种新型的可代替石棉的 非 石棉、非金属矿物纤维.

Element 32 is the most reactive nonmetal.

元素32是活性最大的非金属元素.

Elements 3 is a nonmetal with one valence electron.

元素3是带-1价的非金属元素.

Gears are manufactured from a wide variety of materials, both metallic as well as nonmetallic.

齿轮由多种种类的材料制造, 包括金属材料和非金属材料.

The central region has abundant energy, multi-metal and nonmetallic mineral resources.

中部地区拥有丰富的能源 、 多种金属和非金属矿产资源.

The appearance of the nonmetallic compound pipeline has out a efficient path for the problem settling.

非金属复合管道的出现,为解决这一课题找到了一条有效途径.

Even nonmetallic materials are dangerous to touch at these low temperatures.

在这种低温下,甚至接触非金属材料也是危险的.

A nonmetallic element as arsenic , that has some of the chemical properties of a metal.

关于或是含有一些金属特征的非金属元素的.

The tuff is a kind of predictable and new-type nonmetallic minerals resource.

凝灰岩是一种可预见的新型非金属矿产资源.

Most metallic and some nonmetallic elements will emit characteristic radiations.

大多数金属和某些非金属元素都会发出特征的射线.

Ceramics are crystalline compounds combining metallic and nonmetallic elements.

陶瓷是由金属和非金属元素结合而成的水晶混合物.

The technique of electroplating electric-brush overcomed the shortcomings of traditional electroplating of nonmetallic material.

电刷镀技术克服了传统非金属材料电镀的缺点.

In the third chapter, nonmonotonic trust region algorithms for nonlinear constrained optimization are discussed.

第三章讨论了非线性约束优化的非单调信赖域算法.

A nonmonotonic criterion is also used to speed up the convergence.

同时算法采用非单调的技术来加速算法的收敛效果.

Our large nonnative population.

我们的大量非本地人口.

Remember, the number from any category can be any nonnegative integer ( 0, one, or many ).

来自任意的“种类”的题目数目可能任何非负数 ( 0或更多 ).

The potential idempotence of nonnegative sign pattern matrix is described.

刻划了非负符号模式矩阵的强迫(蕴含)幂等性.

All nonnegative energies are allowed.

所有非负能量都是允许的.

We discuss the problem of portfolio investment with risk minimization subject to nonnegative investment proportional coefficient.

研究非负投资比例系数约束条件下,实现风险最小化的组合证券投资问题.

Every nonnegative real number has a square root in R, and no negative number does.

所有非负实数的平方根属于R, 但这对负数不成立.