试验表明，采用合适的冶炼工艺，大型转炉加炉外精炼能够批量生产超低硫低磷钻杆用钢，使钻杆获得高横向冲击韧性。
Test results show that such steel can be mass produced with technology of a large converter plus the secondary refining, which can insure drill pipes for the transverse impact toughness.
试验结果表明小麦在低磷条件下对菌根的依赖性很低，而在高磷条件下生长受到菌根侵染的抑制；
Results indicated that plant growth of wheat responded little to AM at low P application, while it was inhibited at high P application.
砂培试验表明，在低氮、低磷、低钾胁迫下，东塘、东塘西侧地上部干重、生物学产量降低；
The results of sandy culture showed that the dry weight of shoot and yield of biomass of DT and DTXC decreased under low-N, low-P, low-K stress.
通过盆栽试验和室内分析，研究低磷胁迫对晒红烟内源激素和根系活力的影响。
By using pot tests, the effect of low-P stress on dark sun-cured tobacco endogenous hormone and root activities were studied during different growth stage.
通过实验室热轧试验，研究了不同终轧温度下低硅含磷系热轧TRIP钢的组织特征及性能特点。
The microstructure and mechanical properties of different finishing temperatures for hot rolled low silicon containing phosphorus TRIP steel were investigated using a laboratory hot rolling mill.
采用盆栽和田间试验方法研究了低磷胁迫对不同耐低磷玉米基因型全生育期生长发育的影响。
The genotypic Difference of some Characters was investigated in different phosphorus efficiency Maize under phosphorus deficiency stress.
采用盆栽和田间试验方法研究了低磷胁迫对不同耐低磷玉米基因型全生育期生长发育的影响。
The genotypic Difference of some Characters was investigated in different phosphorus efficiency Maize under phosphorus deficiency stress.
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