查询词典 pump rod

In terms of reducing poverty, the treadle pump has proved superior to more technologically advanced irrigation schemes.

在考虑消弭贫穷的问题时，脚踏泵的效果，要比其它科技化的灌溉方式来得更好。

The treadle pump is easy to build from bamboo or other wood and two metal cylinders with pistons.

这种踏板式水泵可以轻松用竹子获其他木头和两个带活塞的汽缸做成。

The treadle pump is easy to build from bamboo or other wood and 2 metal cylinders with pistons.

踏板抽水机很容易制造，用竹子或其它木材，加两个有活塞的气缸就能制成。

The treadle pump is based on a design developed in the nineteen seventies by Norwegian engineer Gunnar Barnes.

这种踏板式水泵的设计是基于十九世纪七十年代的挪威文的工程师 Gunnar Barnes 而发展而来的。

The treadle pump is based on a design developed in the 1970s by Norwegian engineer , Gunnar Barnes.

踏板抽水机是基于19世纪70年代挪威工程师Gunnar Barnes的设计发明的。

But development agencies must be willing to start at the bottom—at the level of the small farmer walking quietly on his treadle pump—and work their way up.

但开发机构必须愿意从基层做起，从默默踩着脚踏泵的小农民层次开始，然后再逐步向上扩展。

Bangladesh is particularly well suited for the treadle pump because a huge reservoir of groundwater lies just a few meters below the farmers' feet.

孟加拉国是个非常适合使用脚踏泵的地方，因为在农民脚下几公尺深的地底，就有丰富的地下水。

Abdul heard about the treadle pump from a cousin and was one of the first farmers in Bangladesh to buy one. He borrowed the $25 from an uncle and easily repaid the loan four months later.

拉曼是孟加拉国第一批购置脚踏泵的农民之一，他从堂兄那里听说了这种装置，便向一位叔叔借了25美元，四个月后，他就轻松偿还了借款。

It can be combined with rotary devaporizer, vacuum freezing and drying box, water circulating multipurpose vacuum pump, magnetic treater and other instruments to conduct multipurpose low-temperature chemical reaction operations and drug storage.

结合旋转蒸发器、真空冷冻干燥箱、循环水式多用真空泵，磁力搅拌器等仪器，进行多功能低温下的化学反应作业及药物储存。

It can be combined with rotary devaporizer ,vacuum freezing and drying box,water circunlating multipurpose vacuum pump,magnetic treater and other instruments to conduct multipurpose low-temperature chemical reaction operations and drug storage.

结合旋转蒸发器，真空冷冻干燥箱、循环水式真空泵，磁力搅拌器等仪器，进行多功能低温下的化学反应作业及药物储存。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。