您要查找的是不是：
- first necessary condition 一阶必要条件
- First, conformance analysis technique was build. As for LMC and MMC of RFS principle, sufficient and necessary condition was given. 首先建立圆柱要素的相符性分析技术，基于漂移带的尺寸公差语义，结合当前国标，对于LMC条件以及采用独立原则的MMC条件，给出相符性验证的充要条件；
- Simplicity is a necessary condition for beauty. Tolstoy ...... 朴素是美丽的必要条件。......托尔斯泰
- The definitions of Hamiltonian circuit,subloop and family of cycles are given first,then a solving process and a necessary condition about Hamiltonian circuit are discussed. 首先给出哈密顿回路的定义以及子圈和圈族的定义，然后讨论了哈密顿回路的一个求解方法和一个必要条件。
- Acceptance of HSE commitment is a necessary condition of employment. 接受健康、安全和环境承诺是应聘赛科的必要条件。
- However,in order to respect one another,it is first necessary to know one another through sports. 而在达到这个目的，首先必须使人们相互了解并且最好是通过参加运动会的方式。
- Once again, the trivial necessary condition is, in fact, sufficient. 事实上，这个平凡的必要条件也是充分的。
- In solving most stress problems it is first necessary to find the reactions that the given loading produces. 在解决多数的应力问题时,首先必须求出已知载荷产生的反力。
- To construct a binary memory system of any type, it is first necessary to have a storage medium. 要制造任何类型的二进制存贮系统，首先需要有一个存贮媒体。
- For the facsimile transmission of a book it is at present first necessary to make photocopies of the book's pages. 一本书的传真传送目前首先需要将每一页影
- In all other cases it is first necessary to calculate the equivalent dynamic bearing load. 在所有其它情况下,首先需要计算当量轴承动负荷。
- In order to elucidate the structure and function of any protein it is first necessary to purify it. 为了阐明任何蛋白质的架构和功能净化它首先是必要的。
- Joiner postulates that a necessary condition for suicide is habituation to the fear about the pain involved in the act. 乔伊纳假定自杀的必要条件是：能够处之泰然地面对自杀行动中引起疼痛的恐惧。
- Where the bearings are not supplied already mounted in Y-TECH or cast iron plummer block housings, it is first necessary to mount the bearings in the housings. 如果提供给用户的轴承没有事先安装在Y-TECH或铸铁轴承座中,那么用户应首先把轴承安装到轴承座中。
- To have universally recognized and understood values for energy changes in chemical process, it is first necessary to define standard states for all substances. 为使化学过程中的能量变化值为世人所公认和理解，必须首先规定物质的标准状态。
- One of the necessary conditions of preservation is quick burial. 保存的一个必要条件是迅速掩埋。
- The present paper deals with the sufficient and necessary condition of the final positive solutions of non-linear partial-difference equations and first presents the comparison theorem. 摘要建立关于具有连续变量非线性偏差分方程存在最终正解的充要条件。
- Indeed, soft-determinists believe that determinism is a necessary condition for moral responsibility. 确实，柔性决定论认为，决定论是道德责任的必要条件。
- History suggests that Capitalism is a necessary condition for political freedom. 历史证明资本主义是政治自由的必要条件。
- It may be a sufficient but not necessary condition for microtubule organization. 对于微管组来说，它也许是更好的，但不是必需的条件。
