查询词典 W surface

They are the deflection w, the rotations of the normal to the undeformed median surface Φx,Φy and the force function F. In the present paper these dependent functions are expressed as generalized double Fourier series with beam eigenfunctions as general terms.

本文中将这四个独立的函数表示为广义傅里叶级数，选用了两个变量分离的梁本征函数之积构成广义傅里叶级数的通项，通过梁本征函数中的待定常数使所选级数预先满足简支、固支或弹性支持边界条件。

Based on the monthly mean data of the sea level pressure and the sea surface temperature over the Pacific during the years of 1957-1976, we have calculated the lag correlation between the SST averaged over the eastern equatorial Pacific region (5°N-5°S, 80°-180°w) and the sea level pressure field of the North Pacific.

发现赤道海温的变化，就北太平洋而言，主要是受该洋东南部低层副热带及气旋的控制，而赤道海温对副热带高压的反馈，主要是发生在太平洋中部对流层副热带高压中心附近地区。

W _8 g3 E Due to the severity of slope and the dense granite stone beneath the surface, minimal excavating was used.

由于严重的坡度和茂密的花岗岩石在表面，用最少的挖掘。

Based on SEM observations of eroded surface as well as simulative measurements of plough-cutting resistant capacity W and localized surface layer elasticity h for the tested alloys, an attempt has been made to discuss the failure mechanism and factors characterizing the resistance.

结果表明，Fe-25Mn-6Si-7Cr形状记忆合金在含沙多相流中的失效机制主要是泥沙犁削，其损伤抗力因高的局域弹性和高的犁削抗力而优于不锈钢0Cr13Ni5Mo，局域弹性高是其损伤破坏速度效应低和空蚀与泥沙冲刷磨损交互作用小的根本原因。

Upon finishing this period, outgrowing their yolk-sacks, they attain enough functionality to swim freely, they swim over to the parents and cling to the surface of the parents'''' skin.4 j: w% w a

在这之前，七彩的这个特殊习性一直未被发现，而且在相当长的时间里人们也认为人工孵化是不可能的。

A touch t rigger p robe is simp ly a h igh ly accurate andrepeatable w itch,w h ich acts as a contact passive senso r capableof surface detect ion in th ree dimensions.

接触触发式探头实质上是一种高精度可反复开闭的开关，它可以作为一种无源传感元件，供对表面进行三维测量之用。3。

The faceting induced by Pd on W(111) has been research a lot in our laboratory. The bcc(111) surface is an unstable surface.

中文摘要钯在钨(111)上会造成皱化已经被研究过的现象。

Results After firing/repolishing, the surface composition of the four metal-ceramic alloys changed slightly, and more oxygen was on the surface; Elements Cr, Mo, Al decreased in NiCr metal-ceramic alloys; Co, V is decreased and W increased in CoCr alloy; Pd increased in high noble alloy.

已往学者对NiCr烤瓷合金研究指出[1￣5]：合金经过烤瓷熔附烧结，合金的颜色，显微结构乃至物理机械特性将会发生改变，变化趋势因材料种类不同而不同。

Based on the analysis of organic geochemical characteristics, Inorganic geochemical exploration methods and nano-geochemical exploration methods were adopt to research geochemistry on the surface above the Xin Chang gas field,and it is discovered there is abnormity of trace element ,for example , Cu、Zn、Ni、V、Fe_2O_3、Ba、W、Sb、Ag、Y、Zr、La and Ba、Sr、Ti、Cu、Zn、Ni、Al、P、La series、Y、Co、W、Ag、Nb、Tl ect, showing the top effects and chimney effects,which is important to indicate gas reservoir.

本文以有机地球化学特征分析方法为基础，采用无机地球化学勘探方法和纳米级地球化学勘探方法对新场气田上方地表无机地球化学和纳米级地球化学特征进行综合研究，发现了无机微量元素铜、锌、镍、钒、三氧化二铁(Fe_2O_3)、钡、钨、锑、银、钇、锆、镧等及纳米级微量元素钡、锶、钛、铜、锌、镍、铝、磷、镧系除钷(Pm、钇、钴、钨、银、铌、铊等元素在气田上方异常特征呈现顶端效应或烟囱效应，该类元素对气田的勘探具有重要的指示意义。

When mine pit tunneling tunnel,breathes the fresh air for the supplies staff,the noxious gas w你好ch the dilution tunneling working surface''s gas and produces,the mine dust,the creation good working condition,must carry on to the tunneling working surface ventilates.

论文编号：JX469有设计图，论文字数：16437，页数：61摘要在矿井掘进巷道时，为了供给工作人员呼吸新鲜空气，稀释掘进工作面的瓦斯及产生的有害气体，矿尘，创造良好工作条件，必须对掘进工作面举行透风。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。