The Hope of Shanghai Information Industry-Shanghai PT Public Information Network

Evaluation of performance and structure of Pt sn/ cca catalyst

Pt-Sn/CCA催化剂性能及结构表征

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Application of Pd/ Pt Noble Metal Catalyst in Industry

钯、铂贵金属催化剂的工业应用

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The Improvement Scheme of the Flow Rate Test Stand for PT Injectors

PT燃油系喷油器流量试验台的改进方案

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The generator experiment of former circuit of PT was completed.

利用现有试验条件，初步完成了脉冲变压器（PT）前级线路的实验。

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Application of PLC and PT in the central air conditioning of ground energy

可编程序控制器和可编程序终端在地温中央空调中的应用

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Developing of PT Series Chemical Converting Agent in Surface of Aluminium Material

PT系列铝材表面化学转化剂的研制

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The performance of directional element when PT secondary circuit open

PT断线时方向元件的性能分析

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The Pt Resistance Temperature Converter and Its Positive Feedback Nonlinear Correction

新型铂热电阻温度变送器及其正反馈非线性校正

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Analysis and improvement of PT breaking criterion in line protection

线路保护中PT断线判据的分析和改进

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Wheat yield increased by 447.3 kg · hm-2, the yield increase rate being 8.74%.

小麦增产4473kg·hm-2，增产率为874%。

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Supporting Technology Research of Hybrid Rice 13612.5 kg/ hm~ 2 at the Arming River Valley

安宁河流域杂交稻13612.5kg／hm~2配套技术研究

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Do you know more than hm?

你懂得比他们还多？

provided by jukuu

Net gan was 45 thousand Yuan/ hm 2.

纯增效益4.5万元/hm2。

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Arable land in this phase decreased by 18567.9 hm 2, about 27.6%.

而耕地面积则减少了18567.9hm2，下降约27.6%。

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The increased amount of litter is 0.49,0.84,1.11, 0.83 t/ hm 2, respectively.

在目前的年龄和结构状态下，各林型林地枯枝落叶蓄积量每年仍有一定的增加，其增加量分别为0.49,0.84,1.11,0.83t/hm2，阔叶林大于针叶林。

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Hm, let me think.

哼，让我想想。

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Infected snail areas reduced 273 hm 2 ( 17.13%).

阳性钉螺面积减少273hm2，下降17.13%；

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Hm," said Mark, And so you want to buy my invention."

“嗯，”马克说，“那么说你要买我的发明了。”

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The best density suitable for the hybrid was 30 × 104 plants/ hm 2.

随机区组试验结果表明杂交种最适密度为30万株/hm2。

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The avian average density in the area was 18.72 individual/ hm~ 2.

景区鸟类平均密度为18.72只/hm~2。

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