borer 是什么意思

	n. 1.穿孔者；镗工，钻工，打眼工。 2.钻孔器，钻头，钻机；凿岩机；錾；【机械工程】镗床，镗孔刀具。 3.【动物；动物学】凿船虫，钻蛀虫。短语和例子 a jig borer 座标镗床。 a collar borer 象鼻虫。 a maize borer 玉米螟。 a rice borer 稻螟虫。

	any of various insects or larvae or mollusks that bore into wood 同义词：woodborer,
	a drill for penetrating rock 同义词：bore bit, rock drill, stone drill,

	1.	He needs a pesticide that will kill corn borers . 他需要一种能消灭玉米螟虫的杀虫剂。
	2.	In addition new borers and fungi have been introduced on imported materials . 此外，许多新的木材玷孔虫和腐朽菌也随进口木材引入了这些国家。
	3.	Organisms that cause polymer deterioration include bacteria, fungi, marine animals, and borers of various types . 能够造成聚合物劣化的生物体很多，如细菌、真菌、海生动物和各种蛀虫等。
	4.	If the borer has been properly located and drilled into the pith, a record of growth and age is obtainable for that position on the tree . 如果生长锥放的位置适当，钻入木髓即可得到树木那个部位的生长记录和年龄。
	5.	Rules for vacuum fumigation treatment of wood borers 林木蛀干害虫真空熏蒸处理规程
	6.	Economic threshold for the control of apple fruit borer 桃小食心虫的防治标准
	7.	Analysis of low - speed of engine of thread - type borer in altiplano area 旋挖钻机发动机高原掉转分析
	8.	Economic threshold of the rice stem borer 水稻二化螟防治标准
	9.	Reform of the process technique of txb - 1600 borer rotator shell 1600型钻机回转器外壳加工工艺的改进
	10.	Finite element analysis of mast section structure of thread - type borer 旋挖钻机常用钻桅截结构的有限元分析

borer是什么意思