sieve part的例句大全

First, turpentine was inverted to high-yied dipentene and part terpinolene using 13X molecular sieve as catalyst.

第一步催化是松节油在13X钠型分子筛的催化下，获得较高收率的双戊烯和部分异松油烯；

Although the sieve tubes are not cut off directly during tapping, the outer part of the sieve tube layer at/ near the tapping cut will be collapsed as a result of the damaging effect from tapping.

虽然割胶时不直接切断筛管，但是在割口及其附近，筛管层外层的筛管在伤害的影响下毁坏。

general methods of test for pigments and extenders; part 18 : determination of residue on sieve; mechanical flushing procedure

颜料和填充剂的一般试验方法.第18部分：筛渣的测定.机械冲洗步骤

general methods of test for pigments and extenders; part 7 : determination of residue on sieve; water method; manual procedure

颜料和填充剂的一般试验方法.第7部分：筛渣的测定.水法.人工操作程序