英汉例句

• the influences of lacking strength of materials and screw thread are treated in this paper, as well as corrosion questions on complicated project situation.

  探讨了材料强度及螺纹强度鉆柱失效的影响、复杂地质条件下套管及鉆柱的腐蚀疲劳寿命、以及磨损对套管鉆柱失效的影响；

• the strength of materials are controlled by porosity, modulus of elasticity, fracture energy and critical flaw sizes.

  材料的强度是受气孔率、弹性模量、断裂能和临界缺陷尺寸控制的。

• two important problems i. e. using the simplest method to de- rive basic formula and using the plus assumption method in the strength of materials were discussed in this paper.

  本文对用最简单的方法推导基本公式和「设正法」用于材料力学中两个重要问题提出商榷。

• it should be pointed out that upgrading the strength of materials to resist multi-shock fatigue is an effective approach to reduce the socket-breakage rate as well as to improve bit's service life.

  并指出，提高材料抗多沖疲劳的强度将是减少钎头断裤率，延长其使用寿命的有效途径。

• this paper mainly presents that constructional mid-carbon alloy steel, after bulk moulding deformation, heat treatment and cold surface deformation can raise fatigue strength of materials effectively.

  本文主要介绍中碳合金结构钢经整体塑性变形、热处理后再进行表面冷变形工艺是提高材料疲劳强度的有效途径。

• fiber post can improve the strength of materials combined with polyurethane binder after 4 different surface treatments; the bonding strength of it is the greatest after hydrogen peroxide treatment.

  结果证实经4种表面处理的纤维桩均能提高与聚氨酯黏结材料的黏结强度，过氧化氢处理后黏结强度最强。

• compression is most often used to reduce the strength of materials so that other methods can be used.

  挤压通常用于削弱材料的强度，以便之后继续破坏工作。

• the orientations of polyurethanes resulted in a large number of the residual orientation , the stress softing and stress hysteresis , the permanent set , the higher modulus and strength of materials .

  取向的结果，导致大量的硬段残留取向、应力软化、应力滞后和高变形，以及材料的高模量和高强度。

• the effects of defects with different shapes, sizes and failure zone related to brittleness on strength of materials were theoretically analyzed.

  含缺陷材料强度不仅与缺陷的形状、尺寸有关，而且还与材料脆性相关的破坏发生区的大小有关。

• research in the area of bridge design has been and still is concentrated on the study of the strength of materials and relatively few studies have been performed on traffic loads and their effects.

  目前在桥涵设计的科研领域中，对材料和结构体系的研究占主导地位，而对于车辆荷载和以及车辆荷载效应的研究却相当少。

• the compression strength of materials was determined by universal machine.

  以万能实验机测定材料的抗压强度；