負超螺旋 的英文怎麼說

中文拼音 [chāoluóxuán]
負超螺旋 英文
negative supercoiling
  • : Ⅰ名詞1 (負擔) burden; load 2 (虧損) loss 3 (失敗) defeat Ⅱ動詞1 [書面語] (背) carry on th...
  • : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
  • : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
  • : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
  • 螺旋 : 1 (具有螺紋的圓柱體 屬于斜面類的簡單機械) corkscrewspin; screw; spiral; helix 2 (螺旋現象;尾旋...
  1. The propeller may be overloaded which caused by some reasons when ship has been serviced for a period of time. as a result, the rated revolution of the engine cannot be achieved, or the engine may be on overloaded operation condition. it will not be in the optimum matching between the propeller and the engine

    船舶在使用過程中,常因各種因素使槳出現荷過「重」的現象,主機達不到額定轉速或荷運轉,槳機不能處于最佳匹配;另外當船舶人為地降速航行時,主機處在半荷情況下工作,如果轉速下降太多,使得主機的工作條件變壞,容易引起主機部件的損壞。
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