片语

production of economic forest经济林生产

eec-economic protection forest system生态经济型防护林体系

economic forest industry经济林产业

economic benefit of forest森林经济效益

Economic c forest经济林木

economic fruit forest经果林

products of economic forest经济林产品

special economic forest industry特色经济林产业

production forest生产林，经济林

economic ecological forest生态经济林

英汉例句

• Since the operated cycle of the economic forest is short, the economic profits are high, become one of main forest kind in converting farmland to forest engineering construction in our country.

  经济林由于其经营周期短，经济效益高的特点，成为我国退耕还林工程建设的主要林种之一。

• The area ratio of protection forest and economic forest in forest land, thin stocked land and shrubbery land is about 34:1.

  有林地、疏林地和灌木林地中防护林与经济林的面积比例约为34：1。

• Chestnut is one the important economic forest in mountain area in China. Its output is placed on the top of the world.

  板栗是我国重要的山区经济林之一，产量居世界第一位。

• It is proposed to develop the economic forest of Bixa orellana, which can be also used as extracting the pigment Bixin.

  同时提出了发展红木经济林用于提取胭脂树橙色素的做法。

• Drip irrigation is a new technique with the character of water saving, and it is applied mainly in economic crops and economic forest with higher economic values.

  滴灌是一项新兴的节水灌溉技术，目前主要应用于产值高的经济作物和经济林。