porosity是什么意思

porosity是什么意思 apparent porosity是什么意思 touching-vug porosity是什么意思 Burned Soldering (porosity) or Easyly Braking Solderings Black and Burned Soldering (porosity) or Easyly Braking Solderings 英语图纸技术要求翻译No porosity acceptable in this area of the pin bores,beyond micro-porosity not affecting the micro-finish WHICH指代什么?是porosity 还是permeability?the proportion of empty space in a rock is known as its porosity.But note that porosity is not the same as permeability,which measures the ease with which water can flow through a material; 请教句中which在从句所做的成份~The proportion of empty space in a rock is known as its porosity.But note that porosity is not the same as permeability,which measures the ease with which water can flow through a material; this depends on th 英语翻译A Controlled Porosity Osmotic Pump System with Biphasic Release ofTheophylline:Influence of Weight Gain on Its in Vivo PharmacokineticsIt is well known that asthma is a respiratory disease withapparent circadian variation in its pathogene 英语翻译The method of waste water treatment as defined in claim 7,having a porosity of between 20 and 45 pores per inch in the immobilized media of the immobilized bioreactor. 文献求助Exfoliation of Intercalated Graphite Part2.Structure,Porosity,Mechanism of Exfoliation作者MB Dowell发表期刊时间：Abstracts of 12th Biannual Conf.on Carbon.1975能下载这个文献的大神帮帮忙啊 ,which 语法but not that porosity is not the same as the permeability,which measures the ease with which water can flow through a material.能不能讲解一下这句which修饰那个,怎么理解,是什么句式啊? 请教如何翻译这段关于无损检测的英文-谢谢Nondestructive testing is not confined to crack detection. Other discontinuities include porosity, wall thinning from corrosion and many sorts of disbonds. Nondestructive material characteriza 英语翻译Notes:Dimensions show critical to function-all others per electronic modelColor:per standard supplied by humanscaleTypical draft:2.5°unless notedSurface requirements:Sinks,voids,or porosity is unacceptableRemove all oil,dirt,or other sur 英语翻译The cooling process can take from a matter of minutes to a few hours,depending on the porosity of the coke bed and the quench water feed rate,with a process cycle time of the order of 15 h.Thermal strains imposed on the drums over a numbe 英语 托福 tpo28 一道阅读题 （原文）6.According to paragraph 2, what is the relationship between permeability andporosity?A.The more pores a rock has, the higher its porosity but the lower its permeability.B.Rocks with many internal spac 英语翻译这个是讲述一个变速箱里的一个同步环（外表面带有锥面的,内表面带有油槽）的功能特点：therefore the presented friction layer has distinctive oil drainage grooves and a high,well defined porosity.（这 英语翻译In practice,especially when calculated and displayed as a curve,the following values can be used for simplicity:a=1.0,m=2.0.The Deep Induction or Deep Laterolog is used as Rt,usually without any environmental corrections.Porosity is usual 英语翻译(by gravimetry)weight accurately about 0.5g,disslove in 100ml of water,and add 1ml of acetic.add,with constant stirring ,25ml of 5% potassium hydrogen phthalate solution,and allow to stand for 2h.Filter though a tared,fine-porosity filter