sierozem

英式音标：[si:erə'zem]

美式音标：[sierə'zem]

词义：

n.

灰钙土；

用法：

权威例句

Sierozem

Sierozem

Development and Utilization of Light Sierozem in Ningxia

Boron tolerance studies in gram and wheat grown on a Sierozem sandy soil

Vertical differentiation analysis of sierozem profile characteristics in Yili-River valley, China

Effect of the Heavy Metal Pollution in the Sierozem on the Physiological-biochemical Action of the Crop

Studies on soil microbial biomass C,N,P and maize yield in newly cultivated light sierozem

Kinetics of [2-14C] glycine decomposition and its incorporation into humus fractions of Sierozem

Evaluation on Soil Fertility Quality of Newly Cultivated Light Sierozem Under Different Fertilization with Methods of Principal Comp...

Evaluation on soil fertility quality of newly cultivated light sierozem under different fertilization with methods of principal comp...

造句：

1. An ion thruster test for NASA's Deep Space 1.

对于美国宇航局的离子推进器测试深空1号.

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2. Parameter distributions within the thruster and its macroscopical performance were presented.

给出了不同集气腔总压下推力器内部参数分布及其宏观性能.

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3. This interval t 1 is sometimes called the circuit - commutated - recovery time of the thruster.

这间隔时间t1有时叫半导体闸流管的电路 换向 恢复时间.

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4. The nozzle is one of the most important parts a laser thruster.

喷管是激光推力器的重要组成部分.

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5. Study of ignition transient characteristic of impulsive micro thruster was conducted.

对微型脉冲推力器+的点火过渡过程的瞬变燃烧特性进行了研究.

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[ thruster 造句 ]