砂礫保護層 的英文怎麼說

中文拼音 [shābǎocéng]
砂礫保護層 英文
gravel envelope
  • : 名詞(沙子) sand; grit
  • : 名詞(小石塊; 碎石) gravel; shingle
  • : Ⅰ動詞1 (保衛; 保護) defend; protect 2 (保持) keep; preserve; maintain in good condition 3 (...
  • : 動詞1. (保護; 保衛) protect; guard; shield 2. (袒護;包庇) be partial to; shield from censure
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  • 砂礫 : land waste; [地] gravel; granule: grit砂礫泵 [機械工程] gravel pump; 砂礫草 gravelweed
  1. For accumulating heat from piping and making as even the temperatures in various spaces betwiin pipes an possible, gravel foundation is first laid, mortar is mixed fully by mixing ratio of 1 : 2, the floor is finished level and then perfect curig in damp condition is carried out

    證管路間蓄熱和溫度均勻應鋪下后進行配比為1 : 2的灰漿完成處理,不僅要證地板水平,還要在濕潤狀態下自然乾燥,使得到徹底的養,人為的養會導致地板雛裂,應予以注意。
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