poor diamond 中文意思是什麼
poor diamond
解釋
劣等金剛石-
Ducky finally works out a plan to get the real diamond back to uncle pai and sell the take one to rich chen. uncle pai gets his diamonds. mr. chen is now known as poor chen
鴨想出用方法偷轉鳳，將陳之真鉆石換過來，鴨又施計騙三粒鉆石更將假鉆石賣回給陳，乃展開一場激烈之爭 -
Wisdom in a poor man is a diamond set in lead
窮人的智慧是嵌在鉛環上的鉆石。 -
But all those twenty years what do you suppose poor penelope in stratford was doing behind the diamond panes ? do and do. thing done
325這漫長的二十年間，你們猜猜，斯特拉持福的潘奈洛佩326在菱形窗玻璃後面都幹什麼來著? 」 -
Ii. the direct diamond - diamond bonding between granules in domestic pdcs are poor. accordingly more catalyst metal are left over, this weaken the strength of the whole pdc
國內聚晶金剛石層中晶粒之間直接連接的共價健（ c - c健）比例少，催化劑金屬含量過高，導致宏觀強度低，應採取如下措施： 1 -
However, it exhibits very poor adhesion when mpcvd diamond deposited upon wc - co directly. so reliable tool performance is difficult to obtain for the problem of coating adhesion
但是，通常用mpcvd法直接在wc - co基體上沉積的金剛石薄膜的附著力很差，因而金剛石薄膜塗層硬質合金刀具的性能並不令人滿意。 -
In addition, under high sintering temperatures, iron powder can result in the graphitization of diamonds. these two reasons will affect the mechanical properties of the metal bond and its retention capacity. as a result, the wear resistance of metal bond is poor and diamond grits can be easily pulled out from the matrix, thereby shortening the life of the saw - blade
而且在高溫下，鐵粉會對金剛石產生較嚴重的化學侵蝕，這兩方面的原因都會影響結合劑本身的力學性能及其對金剛石的有效把持，導致鋸切過程中結合劑耐磨性差，金剛石容易脫落，使鋸片壽命縮短。 -
To solve the performance problems, low hardness and poor wear resistance and antifriction, of the zinc / aluminium based corrosion resistance coating at the special high speed and large friction service conditions, a trial adding diamond particles into the coating was made to enhance the coating properties
摘要為解決鋅鋁基耐蝕塗層在高速、強摩擦等特殊服役條件下硬度低、耐磨減摩性能差等問題，嘗試通過添加金剛石粒子對其進行強化。
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