閉塞水體 的英文怎麼說
中文拼音 [bìsèshuǐtǐ]
閉塞水體
英文
landlocked body of water-
1 ) the harsh natural environment, the scattered residents, the inconvenient transportation and inaccessible information, 2 ) the low level of production ability and insufficient educational investment ; 3 ) the negative influence of traditional ideas and the high illiteracy rate of female number ; 4 ) the aim of education can not connected with local demands, the educational contents is complicated, difficult, narrow and out - of - date, the educational ideas and educational means is often outdated, and all the teachers " quality is not in high, especially the great short of hui nationality teachers, and the great different distribution of educational resource between urban and rural
本研究認為，固原地區回族女童教育落後的原因是多方面的：自然環境惡劣，居住分散，交通不便，信息閉塞；生產力水平低，教育投入少；傳統思想影響嚴重，女性文盲人口多；教育目標不切當地方實際，內容「繁、難、窄、舊」 ，教育觀念和手段落後，教師隊伍整體素質不高，回族女教師奇缺，城鄉教育資源配置差別大；家長文化素質不高、家教能力欠缺，家庭子女多，教育支付能力低。女童自信心不足，容易受外界因素影響。The hsc - a hydraulic stage cementer features inner closing structure, opening through pressure difference. the closing plug drives the closing sleeve down and then shut circulation ports
型壓差式雙級注水泥器為內關閉式結構，不需投重力塞，通過液體的壓力差打開循環孔，關閉塞帶動關閉套下行關閉循環孔。
分享友人