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freezing damage中文是什么意思

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用"freezing damage"造句"freezing damage"怎么读"freezing damage" in a sentence

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  • 冻害

例句与用法

  • Prevention method and freezing damage of hydraulic structures at season freezing soil irrigation areas
    季节冻土区灌区水工建筑物冻害破坏原因及防治措施
  • Caution : to avoid freeze damage to the test kit , it should be stored in a dry , warm area when not in use
    警告:为了避免冰冻对于检测组件的破坏,在闲置时,应该把检测组件存放在干燥、温暖的地方。
  • New growth wilted , or burned . . . too much fertilizer , cold drafts , hot drafts , too dry , sunburn , too warm , or freeze damage
    新芽枯萎发焦. . .施肥过多,冷穿堂风,热穿堂风,太干,日炙,太暖,或冰冻损害。
  • The frozen damage of slab - foundation of channel irrigation structures in the northeast of china is the most serious and includes the general characteristics of frozen damage of the channel irrigation structures
    我国冻土分布面积极为广阔,虽然东北地区渠系水工建筑物的板基冻害最为严重,但也是其它地区的共性问题。
  • Through a systematic research , the author enter to provide the theoretical basis for selecting reasonable index of normal frozen - heave forces and the technology for preventing and controlling frozen damage
    通过系统研究,渴望为季节冻土区涵闸类水工建筑物基础板的设计部门提供法向冻胀力值的设计指标,以便做到基础的合理浅埋和进行抗冻胀设计。
  • This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation , the project background based on qing - zang railway engineering , which is one of four - emphasized engineering during the tenth five - plan . due to the difference of environment of construction and service between nthpc and ordinary concrete , and therefore durability of nthpc is required to higher level . at a first , nthpc must avoid frozen damage at early age and possess anti - freezing property at later period , in order to meet engineering practicable application need , and this are two emphasized and difficult problems , as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period , adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc , based on orthogonal experimental approach , fd - 1 composite functional admixtu re was manufactured , which has more property and orientation on qing - zang railway
    负温混凝土由于和普通混凝土在施工环境及服役环境上存在的差异,因此表现为比普通混凝土更为较高的耐久性要求;负温混凝土首先要避免早期的冻害以及具备长期抗冻性能,才能够满足工程实际应用的要求,这也是负温混凝土必须解决的两大技术关键;通过对目前常用防冻剂组分作用机理的分析研究及混凝土早期防冻机理探讨,采用矿物外加剂+防冻组分+高效减水剂+引气+阻锈组分功能复合的技术路线,通过正交试验设计复配了适应青藏铁路工程要求的专用多功能复合型外加剂fd - 1 ;并在此基础上配制不同等级负温高性能混凝土,开展一系列包括硫酸盐侵蚀、氯离子渗透、抗冻融循环、收缩及耐磨性等耐久性能研究;通过对fd - 1组分和掺量的调整,优化负温混凝土在施工特性、力学指标和耐久性三个方面的兼容、协调性。
  • The compatibility and harmony among workability , mechanical grade and durability are optimized , with the ground of adjusting composition and dosage of fd - 1 ; after analyzing anti - freezing damage mechanism , it is concluded that temperature is main factor , which affects structure and property of concrete . after two processes of temperature - elevation of hydration heat and temperature - descent of cold - environment , there is original damage in concrete and its existence leads to temperature fields , as results in temperature damage on transition phase > aggregate and cement mortar of concrete
    通过对负温混凝土早期防冻分析研究认为,环境温度对混凝土的结构形成及其性能的影响十分突出,水泥水化温升和环境散热降温两个过程导致混凝土结构内部产生不均匀温度场,对过渡相、水泥砂浆以及骨料都能产生不同程度的温度损伤,产生内部温差应力裂纹,初始损伤也是不可避免的。
  • Abstract : based on the fundamental principle of hypothesis strain equivalence , itwas investigated a physical concept of high strength concrete at minus temperature ( hscmt ) freezing damage parameter , the elastic modulus of frost concrete with anti freeziug admixture and without antifreezing admixture built and it was analyzed their variate process and the condition adaptated . it is purpose to judge hscmt frost failure process
    文摘:从应变等效性假说的基本原理出发,研究了负温混凝土冻结损伤参数? ?弹性模量法中受冻后测试的损伤混凝土弹性模量的物理概念,从而分析了掺防冻剂混凝土及不掺防冻剂混凝土受冻后的弹性模量变化过程及其选用该参数的适应性条件,为判断负温高强混凝土材料冻结失效过程提供保证。
  • The aim of this thesis studies frozen - heave forces on culvert brake slab - foundation . first , it introduces the reasons and types of frozen damage of the slab - foundation in seasonal frozen soil conditions . secondly , the experimental studies of frozen soil mechanics were decided in order to revolve frozen - heave forces on the slab - foundation
    本论文以涵闸平板式基础作为研究对象,首先探讨了平板基础冻胀破坏的原因及破坏类型,并围绕涵闸工程平板基础的冻胀力进行了工程冻土力学方面的试验研究。
  • If the hose is left on the figure 85 and 90m in freezing weather , the valve ' s self - draining feature will protect the sillcock from freeze damage if : 1 ) the nozzle is not left affixed to the hose ; and 2 ) the entire hose length is on a plane lower than the fixed position of the frostproof sillcock
    如果型号85和90m的软管位于冰冻气候中,阀门的自排泄功能将会保护洒水龙头不会冻坏,如果: 1 )洒水龙头出口没有连接软管;或2 )整个软管长度都位于防冻洒水龙头的连接点下方。
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