low-productivity layer 中文意思是什麼
low-productivity layer
解釋
低產層- low : adj 1 低的；淺的，矮的。 low flight 低飛。 a low temperature 低溫。 low tide [water] 低潮。 The g...
- productivity : n. 1. 多產，豐饒。2. 生產率；生產能力。
- layer : n 1 放置者，鋪設者，計劃者。2 【賽馬】（一般）賭客。3 產卵的雞。4 【軍事】瞄準手。5 層；階層；地...
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In such condition the ideal productivity could not became true let alone industrialization. conventional methods such as cuttage, graft, layer, have been used for nearly 2000 years by the most people. they are simple and easily spread, but with low propagating speed
植物非試管高效快繁技術（ ternpc ）無論在西北的沙漠荒地，東北的黑土地，華南的紅土地，還是華北華中大地均已燃起了大面積推廣的燎原之火。
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