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Based on the lumped mass method and Newton's second law, the numerical model of the force and movement response for fishing nets in current was set up, and then the dynamic deformation and the equilibrium configuration of the plane net in current along the positive direction of x-axis were studied by means of computer numerical simulation method.

基于集中质量点法和牛顿第二定律，建立了网衣在水流作用下的受力和运动响应数学模型。

The effects of pourpoint depressants on the wax crystal s of Shengli crude oil are studied by using X-RAY diffraction, the polar microscope and micro-electrophoresis instruments.

取得以下主要结论：从原油中分离出的蜡晶为正交晶型的晶体，晶面距为0。

It's a great pleasure for me to preside at this dinner in honor of Chairman x.

我为能在此为…。董事长主持晚宴而深感愉快。

In addition, the community types, structure and ecological relationships were also analyzed in this thesis.x~2-test and Spearman's rank correlation coefficient were used toanalyze interspecific relationships of 8 dominant tree species, 13 dominant shrubs and 20 dominant herbs respectively.

采用χ~2检验和Spearman秩相关系数检验研究了小叶鹅耳枥群落的种间关系，分别测定了8种乔木、13种灌木和20种草本在群落中的种间联结性和相关性。

I have watched the rerun many times, though I of course can not right now remember the game.

X； s*~这个球的回放我看了好多次，尽管我现在忘记了这是哪场比赛。

Cabrera helped build the Yankees' third run with a sacrifice bunt that followed Damon's leadoff double in the eighth.王建民加油站. i4 B x w9 I

第八局牛奶以一支牺牲触击让该局首打席就一支二垒安打的大门顺利推进，帮洋基取得了第三分。

I# m6 \ T6 U/ g# g We found many kinds of birds krub, that's Sanderling bird q v* x.

我们发现了许多种类的鸟，那是三趾滨鹬。

And what John Salley did in terms of blocking shots and playing above the rim and getting up and down the floor and teaming with Dennis Rodman to form Chuck Daly's X-factor, can't ever be measured in terms of numbers in the scorebook.

而John Salley 为球队做出的贡献也是数也数不清，他在场上盖帽，扣篮，飞来飞去的满场跑动，还有他帮助和教导罗德曼成为Chuck Daly 手下的"秘密武器"，这一切的一切都不是用数据统计能表达的出来的。

The hydrogen storage properties of NaAlH4 doped by 3% TiZr alloy hydride with ball-milling method was investigated by X-ray diffractometry, scanning electron microscopy and sievert's technology test.

摘 要：采用机械球磨方法在NaAlH4 络合氢化物中添加3%TiZr合金氢化物，合成复合储氢材料。

H. ?4 C# V S+ X NZ Centre for Business Ethics director Rodger Spiller said there was a lot of interest in how Fonterra would deal with the contamination issue.

{ e株洲网论坛新西兰商业道德规范中心主任罗杰·斯皮勒说，恒天然如何处理这场污染事件有不少有意思的地方。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。