Production device of microbial agent for inhibiting soil salinization and hardening
The production device comprises a base, a second groove is formed in the upper end face of the base, a damping seat is arranged in the second groove, a plurality of spring damping rods are fixedly arranged at the position, close to the periphery, of the lower end face of the damping seat, and the sp...
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Format: | Patent |
Sprache: | chi ; eng |
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