Sink: source ratio could be affected by plant density or fertilizer supply level.
库源比既受肥料水平的影响，也受密度的影响。
Therefore, China's mineral resources policy must focus on ensuring the safety of mineral resources supply channels and supply level.
因此，中国矿产资源政策的着重点应立足于保证矿产资源安全的供给渠道和供给水平。
Nitrogen supply level and its interaction with FACE had less effect on the phosphorus nutrition of rice at its different growth stages.
氮处理以及氮与FACE处理的互作对水稻不同生育时期的磷素营养影响较小。
The results indicated that high oxygen supply level could improve the welan gum production, but it was not helpful for welan gum viscosity.
通过研究不同供氧水平对威兰胶发酵的影响，发现较高的溶氧水平有利于威兰胶的合成，但是不利于威兰胶黏度的提高。
The research indicates that the scale of firm is one of the important factors influencing the equilibrium supply level of corporate social capital.
论文还指出，企业的规模是影响企业社会资本均衡供给水平的重要因素之一。
To satisfy the demands for air supplement, mechanical pressurized air supply system is set. Air supply level is calculated by no less than 50% of smoke exhaust level.
为满足补风需要，设机械加压送风系统，送风量按不小于排烟量的50%计算。
Theoretically speaking, the initial function of technical progress can enhance the anti-risk strength of the producers, and improve the supply level in the given level of input.
从理论上讲，科技进步的初始作用，是增强生产者的反风险力量，在投入不变的水平上提高供给水平。
Theoretically speaking, the initial function of technical progress can enhance the anti-risk strength of the producers, and improve the supply level in the given level of input.
从理论上讲，科技进步的初始作用，是增强生产者的反风险力量，在投入不变的水平上提高供给水平。
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